{"id":7120,"date":"2024-07-15T07:16:03","date_gmt":"2024-07-15T07:16:03","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=7120"},"modified":"2026-04-28T10:42:31","modified_gmt":"2026-04-28T10:42:31","slug":"nitrification-denitrification-20-questions-and-answers","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/zh\/nitrification-denitrification-20-questions-and-answers\/","title":{"rendered":"\u785d\u5316\u53cd\u785d\u5316 20 \u95ee\u4e0e\u7b54"},"content":{"rendered":"<p><!-- lc-qa-start --><\/p>\n<p><strong>Quick answer:<\/strong> A practical sourcing decision for specialty chemicals starts with the use case first, then checks specification, compatibility, handling, and any regulatory or customer-specific requirement.<\/p>\n<p><!-- lc-qa-end --><\/p>\n<p><b>\u25b7 \u95ee\u9898 1\uff1a\u5728\u5b9e\u8df5\u4e2d\uff0c\u8131\u6c2e\u7684\u78b3\u6c2e\u6bd4\u662f\u591a\u5c11\u6bd4\u8f83\u597d\uff1f<\/b> <b>\u662f\u4f4e\u4e8e 5 \u8fd8\u662f 6-8\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u6211\u4e2a\u4eba\u8ba4\u4e3a\u6700\u597d\u5c06\u78b3\u6c2e\u6bd4\u63a7\u5236\u5728 6-8\u3002<\/p>\n<p><b>\u25b7 \u95ee\u9898 2\uff1a2% \u7684\u76d0\u5ea6\u4f1a\u5bf9\u785d\u5316\u7ec6\u83cc\u4ea7\u751f\u4e00\u5b9a\u7684\u6291\u5236\u4f5c\u7528\uff0c\u8fd9\u662f\u5426\u610f\u5473\u7740\u7eaf\u6c2f\u5316\u94a0\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u5b9e\u9a8c\u5ba4\u4e2d\u4f7f\u7528\u7684\u662f\u7eaf\u6c2f\u5316\u94a0\uff1b\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u80fd\u4f1a\u6709\u4e00\u70b9\u53d8\u5316\uff0c\u4f46\u57fa\u672c\u63a7\u5236\u5728 2% \u5de6\u53f3\uff0c\u8d85\u8fc7 2% \u7684\u7ec6\u83cc\u6d3b\u6027\u4f1a\u53d7\u5230\u8f83\u5927\u5f71\u54cd\u3002<\/p>\n<p><b>\u25b7 \u95ee\u9898 3\uff1a\u4f60\u4eec\u5f15\u8fdb\u7684\u7ec6\u83cc\u9002\u5408\u666e\u901a\u6d3b\u6027\u6c61\u6ce5\u6cd5\uff0c\u8fd8\u662f\u53ef\u4ee5\u4e0e\u63a5\u89e6\u6c27\u5316\u6cd5\u548c\u8f7d\u4f53\u6d41\u5316\u5e8a\u76f8\u7ed3\u5408\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u90fd\u53ef\u4ee5\u4f7f\u7528\u3002\u57fa\u672c\u4e0a\uff0c\u53ea\u8981\u662f\u751f\u5316\u7cfb\u7edf\uff0c\u7406\u8bba\u4e0a\u90fd\u53ef\u4ee5\u5e94\u7528\u7279\u6b8a\u83cc\u79cd\u8fdb\u884c\u751f\u7269\u5f3a\u5316\u3002<\/p>\n<p><b>\u25b7 \u95ee\u9898 4\uff1a\u57ce\u5e02\u6c61\u6c34\u5904\u7406\u5382\u785d\u5316\u7ec6\u83cc\u7684\u4e00\u822c\u7528\u91cf\u662f\u591a\u5c11\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u6295\u836f\u91cf\u4e00\u822c\u53c2\u8003\u4e24\u4e2a\u6570\u636e\uff0c\u4e00\u662f\u8fdb\u6c34\u6c28\u6c2e\u6d53\u5ea6\uff0c\u57ce\u5e02\u6c61\u6c34\u5904\u7406\u5382\u4e00\u822c\u572830-50mg\/L\uff0c\u51fa\u6c34\u63a7\u5236\u57285mg\/L\u4ee5\u4e0b\uff1b\u4e8c\u662f\u505c\u7559\u65f6\u95f4\uff0c\u57ce\u5e02\u6c61\u6c34\u5904\u7406\u5382\u4e00\u822c\u785d\u5316\u7ec6\u83cc\u4e0d\u591a\uff0c\u6295\u836f\u91cf\u5927\u81f4\u5728\u5341\u4e07\u5206\u4e4b\u4e00\u5de6\u53f3\uff0c\u5efa\u8bae\u524d\u671f\u4f7f\u7528\u4e09\u6b21\uff0c\u8fd9\u6837\u80fd\u4fdd\u8bc1\u8f83\u597d\u7684\u6548\u679c\u3002<\/p>\n<p><b>\u25b7 \u95ee\u9898 5\uff1a\u785d\u5316\u7ec6\u83cc\u6291\u5236\u5242\u4e2d\u7684 N-serve\u662f\u4ec0\u4e48\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u8fd9\u662f\u4e00\u79cd\u975e\u5e38\u590d\u6742\u7684\u5316\u5408\u7269 2-\u6c2f-6-(\u4e09\u6c2f\u7532\u57fa)\u5421\u5576\u3002<\/p>\n<p><b>\u25b7 \u95ee\u9898 6\uff1a\u5bf9\u4e8e\u785d\u5316\u53cd\u785d\u5316\u8fc7\u7a0b\u4e2d\u9700\u8981\u8865\u5145\u7684\u78b1\u5ea6\uff0c\u78b3\u9178\u94a0\u548c\u6c22\u6c27\u5316\u94a0\u54ea\u4e2a\u66f4\u6709\u6548\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u4f7f\u7528\u78b3\u9178\u94a0\u4f1a\u66f4\u6709\u6548\uff0c\u4f46\u4ef7\u683c\u4f1a\u66f4\u9ad8\u3002<\/p>\n<p><b>\u25b7 \u95ee\u9898 7\uff1a\u785d\u5316\u7ec6\u83cc\u5bf9\u6bd2\u6027\u4f11\u514b\u7684\u8010\u53d7\u6027\u5982\u4f55\uff1f<\/b> <b>\u53cd\u785d\u5316\u7ec6\u83cc\u7684\u8d1f\u8377\u91cf\u662f\u591a\u5c11\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u53cd\u785d\u5316\u7ec6\u83cc\u901a\u5e38\u4e0d\u592a\u80fd\u5fcd\u53d7\u6bd2\u6027\u51b2\u51fb\uff0c\u56e0\u4e3a\u5b83\u4eec\u662f\u81ea\u517b\u578b\u7ec6\u83cc\uff0c\u6bd2\u6027\u8d8a\u5f3a\u5bf9\u5b83\u4eec\u7684\u5f71\u54cd\u8d8a\u5927\u3002\u5f88\u96be\u8bf4\u4ec5\u53cd\u785d\u5316\u7ec6\u83cc\u7684\u8d1f\u8377\u5c31\u6709\u591a\u5927\uff0c\u8fd9\u53d6\u51b3\u4e8e\u6c34\u6c60\u4e2d\u7ec6\u83cc\u7684\u6570\u91cf\u3002<\/p>\n<p><b>\u25b7 \u95ee\u9898 8\uff1a\u5728\u6211\u4eec\u7684\u538c\u6c27\u64cd\u4f5c\u4e2d\uff0c\u597d\u6c27\u6c60\u7684 pH \u503c\u4e3a 6.2\uff0cCOD \u4e3a 600mg\/L\uff0c\u6c28\u6c2e\u4e3a 140 mg\/L\uff0cpH \u503c\u8c03\u6574\u591a\u5c11\u5408\u9002\uff1f<\/b> <b>\u5728\u597d\u6c27\u6c60\u4e2d\u6dfb\u52a0\u7eaf\u78b1\u53ef\u4ee5\u5417\uff1f<\/b><\/p>\n<p>\u7b54\uff1apH \u503c\u901a\u5e38\u8c03\u8282\u5230 7.0-7.5 \u5c31\u8db3\u591f\u4e86\uff0c\u6dfb\u52a0\u7247\u72b6\u82cf\u6253\u4e5f\u6ca1\u6709\u95ee\u9898\u3002<\/p>\n<p><b>\u25b7Q9\uff1a\u4f60\u4eec\u7684\u4ea7\u54c1\u7262\u56fa\u5417\uff1f<\/b> <b>\u662f\u5426\u9700\u8981\u6fc0\u6d3b\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u785d\u5316\u7ec6\u83cc\u662f\u6db2\u4f53\uff0c\u53cd\u785d\u5316\u7ec6\u83cc\u662f\u56fa\u4f53\u3002<\/p>\n<p><b>\u25b7 \u95ee\u9898 10\uff1a\u770b\u5230\u6709\u5f88\u591a\u6c34\u91cf\u6709\u9650\u7684\u7279\u6b8a\u5e9f\u6c34\u6848\u4f8b\uff0c\u6211\u60f3\u95ee\u4e00\u4e0b\u83cc\u79cd\u5236\u5907\u7684\u6210\u672c\uff0c\u4ee5\u53ca\u7279\u5b9a\u5fae\u751f\u7269\u5e94\u7528\u4e8e\u5de5\u7a0b\u95ee\u9898\u89e3\u51b3\u4ece\u5236\u5907\u5230\u89c1\u6548\u9700\u8981\u591a\u957f\u65f6\u95f4\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u4e00\u822c\u6765\u8bf4\uff0c\u83cc\u79cd\u53ef\u4ee5\u5f88\u5feb\u5927\u89c4\u6a21\u5236\u5907\u3002\u5236\u5907\u6210\u672c\u56e0\u83cc\u79cd\u800c\u5f02\uff0c\u82bd\u5b62\u6746\u83cc\u83cc\u79cd\u6210\u672c\u8f83\u4f4e\uff0c\u785d\u5316\u7ec6\u83cc\u5c5e\u4e8e\u5316\u80fd\u81ea\u517b\u578b\uff0c\u6210\u672c\u76f8\u5bf9\u8f83\u9ad8\uff1b\u6b64\u5916\uff0c\u5982\u679c\u9700\u8981\u7279\u6b8a\u50a8\u5b58\uff0c\u6210\u672c\u4e5f\u4f1a\u8f83\u9ad8\u3002<\/p>\n<p>\u901a\u5e38\u5f15\u5165\u83cc\u682a\u540e\uff0c\u4e00\u5468\u5de6\u53f3\u5c31\u80fd\u770b\u5230\u6548\u679c\u3002<\/p>\n<p><b>\u25b7 \u95ee\u9898 11\uff1a\u5728\u6295\u5165\u7279\u5b9a\u7684\u751f\u7269\u7ec6\u83cc\u540e\uff0c\u8fdb\u6c34\u6ca1\u6709\u53d7\u5230\u51b2\u51fb\uff0c\u662f\u5426\u4f1a\u51fa\u73b0\u81ea\u7136\u8870\u51cf\u8fc7\u7a0b\uff1f<\/b> <b>\u5728\u60a8\u63d0\u5230\u7684\u77f3\u5316\u5e9f\u6c34\u5904\u7406\u6848\u4f8b\u4e2d\uff0c\u6c61\u6c34\u91cf\u5148\u662f\u5927\u5e45\u4e0b\u964d\uff0c\u7136\u540e\u968f\u7740\u65f6\u95f4\u7684\u63a8\u79fb\u9010\u6e10\u6ce2\u52a8\u548c\u589e\u52a0\u3002<\/b><\/p>\n<p>\u7b54\uff1a\u8fd9\u4e0e\u7ec6\u83cc\u83cc\u79cd\u6709\u5173\u3002\u6709\u4e9b\u7ec6\u83cc\uff08\u5982\u785d\u5316\u7ec6\u83cc\uff09\u53ef\u4ee5\u5728\u8fd9\u79cd\u73af\u5883\u4e2d\u751f\u5b58\u5f88\u957f\u65f6\u95f4\uff0c\u51e0\u4e4e\u4e0d\u4f1a\u8870\u51cf\u3002\u5176\u4ed6\u7ec6\u83cc\u5219\u4f1a\u5728\u8f83\u957f\u65f6\u95f4\u5185\u8870\u51cf\uff0c\u8fd9\u65f6\u5c31\u9700\u8981\u8865\u5145\u3002\u8fd9\u4e0e\u83cc\u79cd\u672c\u8eab\u7684\u7279\u6027\u6709\u5173\uff0c\u56e0\u4e3a\u5c06\u5b83\u4eec\u5f15\u5165\u6d3b\u6027\u6c61\u6ce5\u7cfb\u7edf\u4f1a\u4e0e\u672c\u5730\u5fae\u751f\u7269\u7ade\u4e89\u3002<\/p>\n<p><b>\u25b7 \u95ee\u9898 12\uff1a\u6709\u6ca1\u6709\u5173\u4e8e\u785d\u5316\u7387\u3001\u53cd\u785d\u5316\u7387\u7684\u6570\u636e\uff0c\u5373\u4e00\u514b\u7ec6\u83cc\u6bcf\u5c0f\u65f6\u964d\u89e3\u591a\u5c11\u514b\u6c28\u6c2e\u6216\u785d\u9178\u76d0\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u6700\u4f73\u785d\u5316\u7387\u53ef\u8fbe 800mgNH4+-N\/\uff08L-h\uff09\uff0c\u53cd\u785d\u5316\u7387\u6bd4\u8f83\u96be\u6d4b\uff0c\u76ee\u524d\u8fd8\u6ca1\u6709\u51c6\u786e\u7684\u6570\u636e\u3002<\/p>\n<p><b>\u25b7 \u95ee\u9898 13\uff1a\u6211\u770b\u5230\u5f88\u591a\u6587\u732e\u8bf4\u785d\u5316\u7ec6\u83cc\u5bf9\u8d77\u59cb\u6d53\u5ea6\u4e5f\u6709\u8981\u6c42\uff0c\u4f60\u600e\u4e48\u770b\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u6c28\u6d53\u5ea6\u8d8a\u9ad8\uff0c\u785d\u5316\u7ec6\u83cc\u53d7\u5230\u7684\u6291\u5236\u5c31\u8d8a\u5927\uff0c\u5c3d\u7ba1\u5b83\u4eec\u5177\u6709\u53bb\u9664\u6c28\u7684\u529f\u80fd\u3002<\/p>\n<p><b>\u25b7\u95ee\u9898 14\uff1a\u8d35\u516c\u53f8\u7684\u6210\u719f\u4ea7\u54c1\u80fd\u5426\u9002\u5e94\u5404\u79cd\u5e9f\u6c34\u6c34\u8d28\uff0c\u9002\u5e94\u4e0d\u540c\u6c34\u8d28\u9700\u8981\u591a\u957f\u65f6\u95f4\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u7ec6\u83cc\u5236\u5242\u5bf9\u4e0d\u540c\u6c34\u8d28\u7684\u9002\u5e94\u671f\u8f83\u77ed\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u785d\u5316\u7ec6\u83cc\u4e09\u5929\u5c31\u80fd\u53d1\u6325\u4f5c\u7528\uff0c\u4f46\u4fdd\u8bc1\u4e03\u5929\u4e00\u5b9a\u80fd\u53d1\u6325\u4f5c\u7528\u3002<\/p>\n<p><b>\u25b7\u95ee\u9898 15\uff1a\u4f60\u4eec\u662f\u5426\u6d4b\u91cf\u8fc7\u8868\u9762\u6d3b\u6027\u5242\u5bf9\u785d\u5316\u7ec6\u83cc\u7684\u5f71\u54cd\uff0c\u8fd8\u6709\u54ea\u4e9b\u5176\u4ed6\u7684\u785d\u5316\u7ec6\u83cc\u6291\u5236 \u5242\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u6ca1\u6709\u6d4b\u91cf\u8fc7\u8868\u9762\u6d3b\u6027\u5242\uff0c\u800c\u4e14\u6291\u5236\u5242\u6709\u5f88\u591a\u79cd\uff0c\u60a8\u53ef\u4ee5\u81ea\u5df1\u53bb\u67e5\u3002<\/p>\n<p><b>\u25b7\u95ee 16\uff1a\u9664\u4e86\u4e59\u7094\uff0c\u8fd8\u6709\u54ea\u4e9b\u5e38\u89c1\u7684\u6709\u6bd2\u7269\u8d28\u4f1a\u5f71\u54cd\u785d\u5316\u7ec6\u83cc\u548c\u4e9a\u785d\u5316\u7ec6\u83cc\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u4e00\u4e9b\u5e38\u89c1\u6297\u751f\u7d20\u5bf9\u9769\u5170\u6c0f\u9634\u6027\u83cc\u3001\u91cd\u91d1\u5c5e\uff08\u94dc\u548c\u5176\u4ed6\uff09\u4e5f\u66f4\u654f\u611f\u3002<\/p>\n<p><b>\u25b7 \u95ee\u9898 17\uff1a\u53cd\u785d\u5316\u7ec6\u83cc\u5728\u7f3a\u6c27\u533a\u505c\u7559\u591a\u957f\u65f6\u95f4\u6548\u679c\u6700\u597d\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u785d\u9178\u76d0\u7684\u91cf\u548c\u7ec6\u83cc\u7684\u6d53\u5ea6\u4f1a\u5f71\u54cd\u505c\u7559\u65f6\u95f4\uff0c\u4e00\u822c\u6765\u8bf4\u785d\u9178\u76d0\u8d8a\u591a\uff0c\u505c\u7559\u65f6\u95f4\u8d8a\u957f\u3002<\/p>\n<p><b>\u25b7 \u95ee\u9898 18\uff1a\u785d\u5316\u7ec6\u83cc\u548c\u53cd\u785d\u5316\u7ec6\u83cc\u7684\u751f\u6210\u5468\u671f\u6709\u591a\u957f\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u785d\u5316\u7ec6\u83cc\u662f\u4e00\u79cd\u5316\u80fd\u81ea\u517b\u83cc\uff0c\u7e41\u6b96\u8f83\u6162\uff0c\u751f\u6210\u5468\u671f\u8f83\u957f\uff0c\u4e00\u822c\u7e41\u6b96\u4e00\u4ee3\u8981\u5341\u51e0\u4e2a\u5c0f\u65f6\u751a\u81f3\u51e0\u5341\u4e2a\u5c0f\u65f6\uff0c\u8fd9\u4e5f\u662f\u6210\u672c\u9ad8\u7684\u4e00\u4e2a\u539f\u56e0\u3002\u53cd\u785d\u5316\u7ec6\u83cc\u662f\u4e00\u5927\u7c7b\uff0c\u5305\u62ec\u5f88\u591a\u79cd\u7ec6\u83cc\uff0c\u80fd\u628a\u785d\u9178\u76d0\u8f6c\u5316\u4e3a\u6c2e\u90fd\uff0c\u751f\u6210\u5468\u671f\u4f1a\u6bd4\u8f83\u77ed\uff0c\u7e41\u6b96\u6bd4\u8f83\u5feb\uff0c\u73b0\u5728\u5e02\u573a\u4e0a\u5e38\u89c1\u7684\uff0c\u751f\u6210\u5468\u671f\u57fa\u672c\u5728\u51e0\u5341\u5206\u949f\u3002<\/p>\n<p><b>\u25b7 \u95ee\u9898 19\uff1a\u56de\u6d41\u76f4\u63a5\u56de\u5230\u538c\u6c27\u6c60\uff0c\u53cd\u785d\u5316\u7ec6\u83cc\u80fd\u5145\u5206\u53d1\u6325\u4f5c\u7528\u5417\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u56de\u6d41\u5230\u538c\u6c27\u73af\u5883\u80af\u5b9a\u4e0d\u884c\uff0c\u56e0\u4e3a\u8131\u6c2e\u5e94\u5728\u7f3a\u6c27\u73af\u5883\u4e2d\u8fdb\u884c\u3002<\/p>\n<p><b>\u25b7\u95ee\u9898 20\uff1a\u6c28\u7684\u8d77\u59cb\u6d53\u5ea6\u8981\u591a\u9ad8\u624d\u80fd\u6291\u5236\u785d\u5316\u4f5c\u7528\uff1f<\/b><\/p>\n<p>\u7b54\uff1a\u4e0d\u540c\u83cc\u682a\u5bf9\u6c28\u7684\u8d77\u59cb\u6d53\u5ea6\u6709\u4e0d\u540c\u7684\u53cd\u5e94\u3002\u901a\u5e38\uff0c\u6c28\u6d53\u5ea6\u8d85\u8fc7 100 \u6beb\u514b\/\u5347\u4f1a\u6291\u5236\u785d\u5316\u7ec6\u83cc\u3002<\/p>\n<p>&nbsp;<\/p>\n<table style=\"border-collapse: collapse; width: 667.52pt;\" border=\"0\" width=\"890\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr style=\"height: 63.00pt;\">\n<td class=\"et3\" style=\"height: 63pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"84\"><strong>\u81a6\u9178\u76d0\u6297\u57a2\u5242\u3001\u7f13\u8680\u5242\u548c\u87af\u5408\u5242<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><span style=\"color: #00ccff;\"><a style=\"color: #00ccff;\" href=\"https:\/\/longchangchemical.com\/zh\/products\/atmp-cas-6419-19-8\/\">\u6c28\u57fa\u4e09\u4e9a\u7532\u57fa\u81a6\u9178 (ATMP)<\/a><\/span><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a6419-19-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><span style=\"color: #00ccff;\"><a style=\"color: #00ccff;\" href=\"https:\/\/longchangchemical.com\/zh\/products\/hedp-cas-2809-21-4-2\/\">1-\u7f9f\u57fa\u4e9a\u4e59\u57fa-1,1-\u4e8c\u81a6\u9178 (HEDP)<\/a><\/span><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a2809-21-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/zh\/products\/edtmpa-solid-cas-1429-50-1\/\"><span style=\"color: #00ccff;\">\u4e59\u70ef\u4e8c\u80fa\u56db\uff08\u4e9a\u7532\u57fa\u81a6\u9178\uff09 EDTMPA\uff08\u56fa\u4f53\uff09<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 1429-50-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/zh\/products\/dtpmpa-cas-15827-60-8\/\"><span style=\"color: #00ccff;\">\u4e8c\u4e59\u4e09\u80fa\u4e94\uff08\u4e9a\u7532\u57fa\u81a6\u9178\uff09\uff08DTPMPA\uff09<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 15827-60-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/zh\/products\/pbtc-cas-37971-36-1\/\"><span style=\"color: #00ccff;\">2-\u81a6\u9178\u4e01\u70f7-1,2,4-\u4e09\u7fa7\u9178 (PBTC)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a37971-36-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/zh\/products\/hpaa-cas-23783-26-8\/\"><span style=\"color: #00ccff;\">2-\u7f9f\u57fa\u78f7\u9170\u57fa\u4e59\u9178\uff08HPAA\uff09<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a23783-26-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/zh\/products\/hmdtmpa-cas-23605-74-5\/\"><span style=\"color: #00ccff;\">\u516d\u4e9a\u7532\u57fa\u4e8c\u80fa\u56db\uff08\u4e9a\u7532\u57fa\u81a6\u9178\uff09 HMDTMPA<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a23605-74-5<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u805a\u6c28\u57fa\u805a\u919a\u4e9a\u7532\u57fa\u81a6\u9178\uff08PAPEMP\uff09<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\"><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/zh\/products\/bhmtpmp-cas-34690-00-1\/\"><span style=\"color: #00ccff;\">\u53cc(\u516d\u4e9a\u7532\u57fa\u4e09\u80fa\u4e94(\u4e9a\u7532\u57fa\u81a6\u9178)) BHMTPMP<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 34690-00-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/zh\/products\/hempa-cas-5995-42-6\/\"><span style=\"color: #00ccff;\">\u7f9f\u4e59\u57fa\u6c28\u57fa\u4e8c\u4e9a\u7532\u57fa\u81a6\u9178 (HEMPA)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a5995-42-6<\/td>\n<\/tr>\n<tr style=\"height: 15.75pt;\">\n<td class=\"et3\" style=\"height: 15.75pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"21\"><strong>\u81a6\u9178\u76d0<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/zh\/products\/atmp-na4-cas-20592-85-2\/\"><span style=\"color: #00ccff;\">\u6c28\u57fa\u4e09\u4e9a\u7532\u57fa\u81a6\u9178\u56db\u94a0\u76d0 (ATMP-Na4)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a20592-85-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/zh\/products\/atmp-na5-cas-2235-43-0\/\"><span style=\"color: #00ccff;\">\u6c28\u57fa\u4e09\u4e9a\u7532\u57fa\u81a6\u9178\u4e94\u94a0\u76d0 (ATMP-Na5)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a2235-43-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/zh\/products\/hedp-na-cas-29329-71-3\/\"><span style=\"color: #00ccff;\">1-\u7f9f\u57fa\u4e9a\u4e59\u57fa-1,1-\u4e8c\u81a6\u9178\u5355\u94a0\u76d0 (HEDP-Na)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a29329-71-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/zh\/products\/hedp-na2-cas-7414-83-7\/\"><span style=\"color: #00ccff;\">\u00a0(HEDP-Na2)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a7414-83-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">1-Hydroxy Ethylidene-1,1-Diphosphonic Acid \u56db\u94a0\u76d0 (HEDP-Na4)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a3794-83-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">1-\u7f9f\u57fa\u4e9a\u4e59\u57fa-1,1-\u4e8c\u81a6\u9178\u94be\u76d0 (HEDP-K2)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 21089-06-5<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u4e59\u70ef\u4e8c\u80fa\u56db\uff08\u4e9a\u7532\u57fa\u81a6\u9178\uff09\u4e94\u94a0\u76d0 (EDTMP-Na5)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a7651-99-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u4e8c\u4e59\u4e09\u80fa\u4e94\uff08\u4e9a\u7532\u57fa\u81a6\u9178\uff09\u4e03\u94a0\u76d0 (DTPMP-Na7)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a68155-78-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u4e8c\u4e59\u4e09\u80fa\u4e94\uff08\u4e9a\u7532\u57fa\u81a6\u9178\uff09\u94a0\u76d0 (DTPMP-Na2)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 22042-96-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">2-\u81a6\u9178\u4e01\u70f7-1,2,4-\u4e09\u7fa7\u9178\u94a0\u76d0 (PBTC-Na4)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a40372-66-5<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u516d\u4e9a\u7532\u57fa\u4e8c\u80fa\u56db\uff08\u4e9a\u7532\u57fa\u81a6\u9178\uff09\u94be\u76d0 HMDTMPA-K6<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a53473-28-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u90e8\u5206\u4e2d\u548c\u7684\u53cc\u516d\u4e9a\u7532\u57fa\u4e09\u80fa\u4e94\u4e9a\u7532\u57fa\u81a6\u9178\u94a0\u76d0 BHMTPH-PN(Na2)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a35657-77-3<\/td>\n<\/tr>\n<tr style=\"height: 31.50pt;\">\n<td class=\"et3\" style=\"height: 31.5pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"42\"><strong>\u805a\u7fa7\u57fa\u795b\u57a2\u5242\u548c\u5206\u6563\u5242<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u805a\u4e19\u70ef\u9178 (PAA) 50% 63%<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 9003-01-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u805a\u4e19\u70ef\u9178\u94a0\u76d0 (PAAS) 45% 90%<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 9003-04-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/zh\/products\/hpma-cas-26099-09-2\/\"><span style=\"color: #00ccff;\">\u6c34\u89e3\u805a\u9a6c\u6765\u9178\u9150 (HPMA)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a26099-09-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u9a6c\u6765\u9178\u4e0e\u4e19\u70ef\u9178\u7684\u5171\u805a\u7269\uff08MA\/AA\uff09<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a26677-99-6<\/td>\n<\/tr>\n<tr style=\"height: 17.00pt;\">\n<td class=\"et5\" style=\"height: 17.00pt;\" height=\"22\">\u4e19\u70ef\u9178-2-\u4e19\u70ef\u9170\u80fa\u57fa-2-\u7532\u57fa\u4e19\u70f7\u78fa\u9178\u5171\u805a\u7269\uff08AA\/AMPS\uff09<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 40623-75-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">TH-164 \u78f7\u7fa7\u9178\uff08PCA\uff09<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a71050-62-9<\/td>\n<\/tr>\n<tr style=\"height: 31.50pt;\">\n<td class=\"et3\" style=\"height: 31.5pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"42\"><strong>\u53ef\u751f\u7269\u964d\u89e3\u7684\u963b\u57a2\u5242\u548c\u5206\u6563\u5242<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et5\" style=\"height: 54.00pt;\" rowspan=\"2\" height=\"72\"><a href=\"https:\/\/longchangchemical.com\/zh\/products\/pesa-cas-51274-37-4109578-44-1\/\"><span style=\"color: #00ccff;\">\u805a\u73af\u6c27\u4e01\u4e8c\u9178\u94a0\uff08PESA\uff09<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a51274-37-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 109578-44-1<\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et5\" style=\"height: 54.00pt;\" rowspan=\"2\" height=\"72\"><a href=\"https:\/\/longchangchemical.com\/zh\/products\/pasp-cas-181828-06-8-35608-40-6\/\"><span style=\"color: #00ccff;\">\u805a\u5929\u95e8\u51ac\u6c28\u9178\u94a0\u76d0 (PASP)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a181828-06-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a35608-40-6<\/td>\n<\/tr>\n<tr style=\"height: 27.00pt;\">\n<td class=\"et3\" style=\"height: 27pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"36\"><strong>\u6740\u83cc\u5242\u548c\u6740\u85fb\u5242<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et5\" style=\"height: 67.50pt;\" rowspan=\"3\" height=\"90\">\u82ef\u624e\u6c2f\u94f5\uff08\u5341\u4e8c\u70f7\u57fa\u4e8c\u7532\u57fa\u82ef\u624e\u6c2f\u94f5\uff09<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a8001-54-5\u3001<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a63449-41-2\u3001<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a139-07-1<\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et5\" style=\"height: 81.00pt;\" rowspan=\"2\" height=\"108\">\u5f02\u567b\u5511\u5549\u916e<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a26172-55-4\u3001<\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a2682-20-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u56db\u7f9f\u7532\u57fa\u786b\u9178\u78f7\uff08THPS<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a55566-30-8<\/td>\n<\/tr>\n<tr style=\"height: 17.00pt;\">\n<td class=\"et5\" style=\"height: 17.00pt;\" height=\"22\">\u8c37\u6c28\u9178\u919b\u4e8c\u4e59\u4e8c\u9187<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 111-30-8<\/td>\n<\/tr>\n<tr style=\"height: 31.00pt;\">\n<td class=\"et3\" style=\"height: 31pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"41\"><strong>\u7f13\u8680\u5242<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u7532\u82ef\u4e09\u5511\u94a0\u76d0\uff08TTA-Na\uff09<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a64665-57-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u7532\u82ef\u4e09\u5511\uff08TTA\uff09<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a29385-43-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">1,2,3-\u82ef\u5e76\u4e09\u5511\u94a0\u76d0\uff08BTA-Na\uff09<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 15217-42-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">1,2,3-\u82ef\u5e76\u4e09\u5511 (BTA)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a95-14-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">2-\u5def\u57fa\u82ef\u5e76\u567b\u5511\u94a0\u76d0\uff08MBT-Na\uff09<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 2492-26-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">2-\u5def\u57fa\u82ef\u5e76\u567b\u5511\uff08MBT\uff09<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 149-30-4<\/td>\n<\/tr>\n<tr style=\"height: 15.75pt;\">\n<td class=\"et3\" style=\"height: 15.75pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"21\"><strong>\u6c27\u6c14\u6e05\u9664\u5668<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u73af\u5df1\u80fa<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a108-91-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u5417\u5549<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 110-91-8<\/td>\n<\/tr>\n<tr style=\"height: 15.75pt;\">\n<td class=\"et3\" style=\"height: 15.75pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"21\"><strong>\u5176\u4ed6<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u4e8c\u4e59\u57fa\u5df1\u57fa\u78fa\u57fa\u7425\u73c0\u9178\u94a0<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7\uff1a1639-66-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">\u4e59\u9170\u6c2f<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 75-36-5<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">TH-GC \u7eff\u8272\u87af\u5408\u5242\uff08\u8c37\u6c28\u9178\uff0cN,N-\u4e8c\u4e59\u9178\uff0c\u56db\u94a0\u76d0\uff09<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">\u5316\u5b66\u6587\u6458\u793e\u7f16\u53f7 51981-21-6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><!-- lc-commercial-start --><\/p>\n<h2>A practical sourcing checklist for specialty chemical applications<\/h2>\n<p>Specialty-chemical purchasing usually goes more smoothly when teams define the end-use risk first and then verify purity, compatibility, processing behavior, and regulatory fit as one package. That often prevents expensive rework after the material reaches production or customer testing.<\/p>\n<ul>\n<li><strong>Start from the end-use standard:<\/strong> food contact, plastics, coatings, preservation, and industrial processing all create different specification priorities.<\/li>\n<li><strong>Check compatibility in the real system:<\/strong> a compliant material can still be the wrong commercial choice if it destabilizes the formulation or process.<\/li>\n<li><strong>Review handling and storage:<\/strong> some specialty chemicals succeed or fail based on how they behave during blending, transport, or long-term storage.<\/li>\n<li><strong>Use sample validation before scale-up:<\/strong> pilot checks on the intended formula or production step usually save the most time and cost.<\/li>\n<\/ul>\n<h3>Recommended product references<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/photoinitiator-cat-261-cas-32760-80-8\/\">CHLUMINIT 261<\/a>:<\/strong> A direct cationic-photoinitiator reference when cationic curing routes are being screened.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/hpma-monomer-cas-27813-02-1\/\">CHLUMICRYL HPMA<\/a>:<\/strong> Useful when more polarity and adhesion support are needed in the reactive package.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/agesindp-d2608r\/\">CHLUMICRYL DP-D2608R<\/a>:<\/strong> A direct dispersant reference for coating and ink formulation work.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/chlumiwe-3071-organic-silicone-surfactant-organosilicone-wetting-agent\/\">CHLUMIWE 3071<\/a>:<\/strong> Useful when organosilicone wetting support is needed in a broad application screen.<\/li>\n<\/ul>\n<h3>FAQ for buyers and formulators<\/h3>\n<p><strong>Why is specification matching not enough for specialty chemicals?<\/strong><br \/>Because a material can meet the basic spec and still fail in the actual formulation, process, or downstream compliance requirement.<\/p>\n<p><strong>Should price be the first filter for specialty raw materials?<\/strong><br \/>Price matters, but technical fit, compliance, and process reliability usually decide whether the material is truly economical in use.<\/p>\n<p><!-- lc-commercial-end --><\/p>","protected":false},"excerpt":{"rendered":"<p>\u25b7 Question 1: What is the better carbon to nitrogen ratio for denitrification in practice? Is it below 5 or 6-8? A: In practical application, I personally think it is<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[168],"tags":[],"class_list":["post-7120","post","type-post","status-publish","format-standard","hentry","category-water-treatment"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Nitrification Denitrification 20 Questions and Answers - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"\u25b7 Question 1: What is the better carbon to nitrogen ratio for denitrification in practice? Is it below 5 or 6-8? A: In practical application, I personal...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longchangchemical.com\/zh\/nitrification-denitrification-20-questions-and-answers\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Nitrification Denitrification 20 Questions and Answers - Longchang Chemical\" \/>\n<meta property=\"og:description\" content=\"\u25b7 Question 1: What is the better carbon to nitrogen ratio for denitrification in practice? Is it below 5 or 6-8? 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