{"id":4812,"date":"2021-11-02T14:01:52","date_gmt":"2021-11-02T14:01:52","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=4812"},"modified":"2026-04-28T10:41:51","modified_gmt":"2026-04-28T10:41:51","slug":"how-should-the-waste-liquid-of-the-laboratory-be-handled","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/ko\/how-should-the-waste-liquid-of-the-laboratory-be-handled\/","title":{"rendered":"\uc2e4\ud5d8\uc2e4\uc758 \ud3d0\uc561\uc740 \uc5b4\ub5bb\uac8c \ucc98\ub9ac\ud574\uc57c \ud558\ub098\uc694?"},"content":{"rendered":"<!-- lc-qa-start -->\n<p><strong>Quick answer:<\/strong> Surface-control additives are usually selected by defect type, compatibility, and dosage window. The strongest commercial choice is the one that fixes the real problem without creating a new one.<\/p>\n<!-- lc-qa-end -->\n\n\n<p>1) \ud3d0\uc561\uc758 \uc815\uc758:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\uc720\ud1b5\uae30\ud55c\uc774 \ub9cc\ub8cc\ub41c \uc57d\ud488, \uace0\ub18d\ub3c4 \uc6a9\uc561, \ud45c\uc900 \uc6a9\uc561, \uc2e4\ud5d8 \ud6c4 \ud3d0\uae30\ub41c \ubd80\uc801\uc808\ud558\uac8c \uad6c\uc131\ub41c \uc6a9\uc561.<\/li><li>\ud14c\uc2a4\ud2b8 \uc7a5\ube44\ub97c \uc0ac\uc6a9\ud558\ub294 \ub3d9\uc548 \uc81c\uac70\ub41c \ud3d0\ud654\ud559 \uc561\uccb4.<\/li><\/ol>\n\n\n\n<p>2) \uc2e4\ud5d8\uc2e4 \ud3d0\uc561 \ucc98\ub9ac:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\uce58\ub8cc \ubaa9\uc801: \uc2e4\ud5d8\uc2e4\uc5d0\uc11c \ud654\ud559\ubb3c\uc9c8 \uc624\uc5fc\uc758 \ud655\uc0b0\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/li><li>\uc801\uc6a9 \uac00\ub2a5\ud55c \ucc98\ub9ac \ubc94\uc704: \uc0dd\uc0b0 \ubc0f \uac80\uc0ac \uacfc\uc815\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ud3d0\uae30\ubb3c \ubc0f \uc561\uccb4 \ud3d0\uae30\ubb3c.<\/li><li>\ucc98\ub9ac \ucc45\uc784 \ubc0f \uac10\ub3c5: \uc2e4\ud5d8\uc2e4 \uc6b4\uc601\uc790\ub294 \uc774 \uad00\ub9ac \uc2dc\uc2a4\ud15c\uc744 \uad6c\ud604\ud558\uace0, \ub2f4\ub2f9 \uad00\ub9ac\uc790\ub294 \uc774 \uc2dc\uc2a4\ud15c\uc758 \uad6c\ud604\uc744 \uac10\ub3c5\ud560 \ucc45\uc784\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/li><\/ol>\n\n\n\n<p>3) \uc2e4\ud5d8\uc2e4 \ub0b4 \ud3d0\uc561 \ucc98\ub9ac\uc5d0 \ub300\ud55c \uc77c\ubc18 \uc6d0\uce59:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\ud3d0\uc561\uc758 \ub18d\ub3c4\uac00 \ub9e4\uc6b0 \uc801\uace0 \ud658\uacbd\uc801\uc73c\ub85c \uc548\uc804\ud558\ub2e4\ub294 \uac83\uc774 \uc785\uc99d\ub418\uba74 \ud558\uc218\ub3c4\ub85c \ubc30\ucd9c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li><li>\ub18d\ub3c4\ub97c \ub0ae\ucd9c \uc218 \uc5c6\ub294 \uacbd\uc6b0 \ud3d0\uc561\uc744 \ucd5c\ub300\ud55c \ub18d\ucd95\ud558\uc5ec \ubd80\ud53c\ub97c \uc791\uac8c \ub9cc\ub4e0 \ud6c4 \uc0b0\uacfc \uc54c\uce7c\ub9ac\uc758 \ubd84\ub9ac \ubc0f \uc911\ud654\ub97c \uc704\ud574 \uc548\uc804\ud55c \uc7a5\uc18c\uc5d0 \ubcf4\uad00\ud558\uc138\uc694.<\/li><li>\uc99d\ub958, \uc5ec\uacfc, \ud761\ucc29 \ub4f1\uc758 \ubc29\ubc95\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc720\ud574 \ubb3c\uc9c8\uc744 \ubd84\ub9ac\ud558\uace0 \uc548\uc804\ud55c \ubd80\ubd84\ub9cc \ud3d0\uae30\ud558\uc138\uc694.<\/li><li>\uc561\uccb4\ub098 \uace0\uccb4\uc5d0 \uad00\uacc4\uc5c6\uc774 \uc720\ud574 \uac00\uc2a4\ub97c \ubc1c\uc0dd\uc2dc\ud0a4\uc9c0 \uc54a\uace0 \uc548\uc804\ud558\uac8c \ud0dc\uc6b8 \uc218 \uc788\ub294 \uac83\uc740 \ud0dc\uc6b0\ub418 \uadf8 \uc591\uc774 \ub108\ubb34 \ub9ce\uc73c\uba74 \uc548 \ub429\ub2c8\ub2e4. \uc18c\uac01\ud560 \ub54c \uc720\ud574 \uac00\uc2a4\ub098 \uc794\ub958\ubb3c\uc744 \ub0a8\uae30\uc9c0 \ub9c8\uc138\uc694. \ud0dc\uc6b8 \uc218 \uc5c6\ub294 \uacbd\uc6b0 \uc548\uc804\ud55c \ub9e4\ub9bd \uc7a5\uc18c\ub97c \uc120\ud0dd\ud558\uc138\uc694. \ub545\uc5d0 \ubb3b\uc2b5\ub2c8\ub2e4.<\/li><li>\uc77c\ubc18\uc801\uc73c\ub85c \ub3c5\uc131 \uac00\uc2a4\ub294 \ud744 \ud6c4\ub4dc\ub098 \ud658\uae30 \ubc30\uad00\uc744 \ud1b5\ud574 \uacf5\uae30\ub85c \ud76c\uc11d\ud558\uc5ec \ubc30\ucd9c\ud560 \uc218 \uc788\uc73c\uba70, \ub2e4\ub7c9\uc758 \ub3c5\uc131 \uac00\uc2a4\ub294 \uc0b0\uc18c\uc640 \ud568\uaed8 \uc644\uc804\ud788 \uc5f0\uc18c\ub418\uac70\ub098 \ud761\ucc29\ub418\uc5b4\uc57c \ubc30\ucd9c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li><li>\ud3d0\uc561\uc740 \ubc00\ud3d0 \uc6a9\uae30\uc5d0 \ubcf4\uad00\ud558\uace0 \ud654\ud559\uc801 \ud2b9\uc131\uc5d0 \ub530\ub77c \uc801\uc808\ud55c \uc6a9\uae30\uc640 \ubcf4\uad00 \uc7a5\uc18c\uc5d0 \ubcf4\uad00\ud574\uc57c \ud569\ub2c8\ub2e4. \ud3d0\uae30\ubb3c\uc744 \ud63c\ud569\ud558\uc5ec \ubcf4\uad00\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \ud3d0\uae30\ubb3c\uc758 \uc885\ub958\uc640 \ubcf4\uad00 \uc2dc\uac04\uc744 \ud45c\uc2dc\ud558\uace0 \uc815\uae30\uc801\uc73c\ub85c \ud3d0\uae30\ubb3c\uc744 \ucc98\ub9ac\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li><\/ol>\n\n\n\n<p>4) \ud3d0\uc561\uc758 \ubd84\ub958 \ubc0f \ucc98\ub9ac:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\ud654\ud559 \ud3d0\uae30\ubb3c<\/li><\/ol>\n\n\n\n<p>\ud3d0\uc561\uc740 \ud654\ud559\uc801 \ud2b9\uc131\uc5d0 \ub530\ub77c \uc801\uc808\ud55c \uc6a9\uae30\uc640 \ubcf4\uad00 \uc7a5\uc18c\uc5d0 \ubcf4\uad00\ud574\uc57c \ud569\ub2c8\ub2e4. \ubc00\ud3d0\ub41c \uc6a9\uae30\uc5d0 \ubcf4\uad00\ud574\uc57c \ud558\uba70 \ud63c\ud569\ud558\uc5ec \ubcf4\uad00\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \uc6a9\uae30\uc758 \ub77c\ubca8\uc5d0\ub294 \ud3d0\uae30\ubb3c\uc758 \uc885\ub958\uc640 \ubcf4\uad00 \uc2dc\uac04\uc774 \ud45c\uc2dc\ub418\uc5b4 \uc788\uc5b4\uc57c \ud558\uba70 \uc815\uae30\uc801\uc73c\ub85c \ucc98\ub9ac\ud574\uc57c \ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \ud3d0\uc561\uc740 \uc0b0\uc5fc\uae30 \uc911\ud654, \uc751\uc9d1 \uce68\uc804, \ucc28\uc544\uc5fc\uc18c\uc0b0\ub098\ud2b8\ub968 \uc0b0\ud654 \ucc98\ub9ac \ud6c4 \ubc30\ucd9c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc720\uae30 \uc6a9\uc81c \ud3d0\uc561\uc740 \uadf8 \uc131\uc9c8\uc5d0 \ub530\ub77c \uc7ac\ud65c\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\"><li>\uc0dd\ubb3c\ud559\uc801 \ud3d0\uae30\ubb3c<\/li><\/ol>\n\n\n\n<p>\uc0dd\ubb3c\ud559\uc801 \ud3d0\uc561\uc740 \ubcd1\uc6d0\uc131 \uc6d0\uc778\uc758 \ud2b9\uc131\uacfc \ubb3c\ub9ac\uc801 \ud2b9\uc131\uc5d0 \ub530\ub77c \uc801\uc808\ud55c \uc6a9\uae30\uc640 \uc7a5\uc18c\uc5d0 \ubcf4\uad00\ud574\uc57c \ud558\uba70, \uc18c\ub3c5 \ubc0f \uc18c\uac01 \ucc98\ub9ac\ub97c \uc704\ud574 \uc804\ubb38 \uc778\ub825\uc774 \ubcc4\ub3c4\ub85c \uc218\uac70\ud574\uc57c \ud569\ub2c8\ub2e4. \uc138\ucc99. \uc561\uccb4 \ud3d0\uae30\ubb3c\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ud45c\ubc31 \ubd84\ub9d0\uc744 \ucca8\uac00\ud558\uc5ec \uc5fc\uc18c \ucc98\ub9ac \ubc0f \uc18c\ub3c5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\"><li>\ud3ec\uad04\uc801\uc778 \ud3d0\uc561<\/li><\/ol>\n\n\n\n<p>\uc0b0\uacfc \uc54c\uce7c\ub9ac\ub85c \ud3d0\uc561\uc758 pH\ub97c 3-4\ub85c \uc870\uc815\ud558\uace0 \ucca0 \ubd84\ub9d0\uc744 \ub123\uace0 30 \ubd84 \ub3d9\uc548 \uc800\uc740 \ub2e4\uc74c \uc54c\uce7c\ub9ac \ucc98\ub9ac\uc81c\ub85c pH\ub97c \uc57d 9\ub85c \uc870\uc815\ud558\uace0 10 \ubd84 \ub3d9\uc548 \uacc4\uc18d \uc800\uc5b4\uc8fc\uace0 \ud669\uc0b0 \uc54c\ub8e8\ubbf8\ub284 \ub610\ub294 \uc5fc\ud654 \uc54c\ub8e8\ubbf8\ub284 \uc751\uace0\uc81c\ub97c \ucca8\uac00\ud558\uace0 \ud63c\ud569 \uc751\ucd95\uc218 \uce68\uc804, \uc0c1\ub4f1\uc561\uc740 \uc9c1\uc811 \ubc30\ucd9c\ud558\uc5ec \ud3d0\uae30\ubb3c \uc794\ub958 \ubb3c\uc5d0 \uce68\uc804\ud558\uc5ec \ud3d0\uae30 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>5) \uc2e4\ud5d8\uc2e4 \ud3d0\uc561\uc758 \ud2b9\uc815 \ucc98\ub9ac:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\ud3d0\uc0b0\uc758 \uacbd\uc6b0 \ub0b4\uc0b0\uc131 \ud50c\ub77c\uc2a4\ud2f1 \ub9dd\uc774\ub098 \uc720\ub9ac \uc12c\uc720\ub85c \uac78\ub7ec\ub0b8 \ub2e4\uc74c \uc54c\uce7c\ub9ac\ub97c \ucca8\uac00\ud558\uc5ec \uc911\ud654\uc2dc\ud0a4\uace0 PH \uac12\uc744 6-8\ub85c \uc870\uc815\ud55c \ub2e4\uc74c \ubc30\ucd9c\ud569\ub2c8\ub2e4. \uc18c\ub7c9\uc758 \ud3d0\uae30\ubb3c \ucc0c\uaebc\uae30\ub294 \ub545\uc5d0 \ubb3b\uc2b5\ub2c8\ub2e4.<\/li><li>\ub3c5\uc131\uc774 \uac15\ud55c \ud3d0\uc561\uc758 \uacbd\uc6b0 \ucc98\ub9ac \uc804\uc5d0 \ub3c5\uc131 \uc601\ud5a5\uc744 \uc81c\uac70\ud558\uae30 \uc704\ud55c \uc801\uc808\ud55c \uc870\uce58\ub97c \ucde8\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li><li>\uc2e4\ud5d8\uc2e4\uc5d0\uc11c \ub300\ub7c9\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uc751\ucd95\uc218\ub294 \uc624\uc5fc \uc5c6\uc774 \uc9c1\uc811 \ubc30\ucd9c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li><li>\uc138\ud0c1 \ud6c4 \uc138\uc81c \ud3d0\uc218\ub294 \uc624\uc5fc\ub418\uc9c0 \uc54a\uc544 \ud558\uc218\uad6c\ub85c \ubc30\ucd9c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li><li>\uc0ac\uc6a9 \ud6c4 \uc0b0, \uc54c\uce7c\ub9ac \ubc0f \uc18c\uae08 \uc6a9\uc561\uc740 \uc0b0 \ubc0f \uc54c\uce7c\ub9ac \uc5fc \ud558\uc218 \ud0f1\ud06c\uc5d0 \ubd93\uace0 \uc911\ud654 \ud6c4 \ud558\uc218\ub3c4\ub85c \ubc30\ucd9c\ub429\ub2c8\ub2e4.<\/li><li>\uc720\uae30 \uc6a9\ub9e4\ub294 \uc720\uae30 \ub354\ud2f0 \ubc30\ub7f4\uc5d0\uc11c \ud68c\uc218\ub418\uba70 \uc99d\ub958, \uc815\ub958 \ubc0f \uae30\ud0c0 \ubd84\ub9ac \ubc29\ubc95\uc744 \ud1b5\ud574 \ud68c\uc218\ub429\ub2c8\ub2e4.<\/li><li>\uc911\uae08\uc18d \uc774\uc628(\ud3ec\ud568) \uce68\uc804 \ubc29\ubc95\uc758 \uc911\uc559 \uc9d1\uc911\uc2dd \ucc98\ub9ac.<\/li><\/ol>\n\n\n\n<p>6) \ud3d0\uc561 \ucc98\ub9ac \uc2dc \uc8fc\uc758\uac00 \ud544\uc694\ud55c \uc0ac\ud56d:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\ud3d0\uc561\uc758 \uc131\ubd84\uc774 \ub2e4\ub974\uae30 \ub54c\ubb38\uc5d0 \ucc98\ub9ac \uacfc\uc815\uc5d0\uc11c \uc720\ub3c5\uac00\uc2a4\ub098 \uc5f4 \ubc1c\uc0dd, \ud3ed\ubc1c \ub4f1\uc758 \uc704\ud5d8\uc774 \uc788\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \ucc98\ub9ac \uc804\uc5d0 \ud3d0\uc561\uc758 \uc131\uc9c8\uc744 \ucda9\ubd84\ud788 \ud30c\uc545\ud55c \ud6c4 \ud544\uc694\ud55c \uc57d\ud488\uc744 \uc18c\ub7c9\uc529 \ubcc4\ub3c4\ub85c \ucca8\uac00\ud574\uc57c \ud569\ub2c8\ub2e4. \uad00\ucc30\ud558\uba74\uc11c \uacc4\uc18d \uc791\uc5c5\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li><li>\ud3d0\uc561\uc740 \ubcc4\ub3c4\ub85c \ucc98\ub9ac\ud558\ub294 \uac83\uc774 \uac00\uc7a5 \uc88b\uc2b5\ub2c8\ub2e4. \ud568\uaed8 \ubcf4\uad00 \ubc0f \ucc98\ub9ac\ud558\ub294 \uacbd\uc6b0 \ucc98\ub9ac \ubc29\ubc95\uc740 \ub2e4\ub974\uc9c0\ub9cc \uc6d0\uce59\uc801\uc73c\ub85c \ucc98\ub9ac \uac00\ub2a5\ud55c \ub2e4\uc591\ud55c \ud654\ud569\ubb3c\uc744 \ud1b5\uc77c\ub41c \ubc29\ubc95\uc73c\ub85c \uc218\uac70\ud558\uc5ec \ucc98\ub9ac\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li><li>\uc218\uac70\ud560 \uc6a9\uae30\ub294 \uc190\uc0c1\ub418\uc9c0 \uc54a\uc558\uace0 \ud3d0\uc561\uc5d0 \uc758\ud574 \ubd80\uc2dd\ub418\uc9c0 \uc54a\ub294 \uac83\uc744 \uc120\ud0dd\ud558\uc138\uc694. \uc218\uac70\ud55c \ud3d0\uc561\uc758 \uc131\ubd84\uacfc \ud568\ub7c9\uc744 \uba85\ud655\ud558\uac8c \ud45c\uc2dc\ud558\uace0 \uc548\uc804\ud55c \uc7a5\uc18c\uc5d0 \ubcf4\uad00\ud574\uc57c \ud569\ub2c8\ub2e4. \ud2b9\ud788 \uc720\ub3c5\uc131 \ud3d0\uc561\uc740 \ub354\uc6b1 \uc8fc\uc758\ub97c \uae30\uc6b8\uc5ec\uc57c \ud569\ub2c8\ub2e4.<\/li><li>\uacfc\uc0b0\ud654\ubb3c \ubc0f \ub2c8\ud2b8\ub85c\uae00\ub9ac\uc138\ub9b0\uacfc \uac19\uc740 \ud3ed\ubc1c\uc131 \ubb3c\uc9c8\uc774 \ud3ec\ud568\ub41c \ud3d0\uc561\uc740 \uc870\uc2ec\uc2a4\ub7fd\uac8c \ucde8\uae09\ud574\uc57c \ud558\uba70 \uac00\ub2a5\ud55c \ud55c \ube68\ub9ac \ud3d0\uae30\ud574\uc57c \ud558\uba70 \ucc98\ub9ac\ud558\uc9c0 \uc54a\uace0 \ubc29\uce58\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/li><li>\ubc29\uc0ac\uc131 \ubb3c\uc9c8\uc774 \ud3ec\ud568\ub41c \ud3d0\uae30\ubb3c\uc740 \ub2e4\ub978 \ubc29\ubc95\uc73c\ub85c \uc218\uac70\ud574\uc57c \ud558\uba70, \uad00\ub828 \uaddc\uc815\uc744 \uc5c4\uaca9\ud788 \uc900\uc218\ud558\uace0 \ub204\ucd9c\uc744 \uc5c4\uaca9\ud788 \ubc29\uc9c0\ud558\uba70 \uc2e0\uc911\ud558\uac8c \ucc98\ub9ac\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li><\/ol>\n\n\n\n<p>7) \ud3d0\uc561 \ucc98\ub9ac\ub97c \uc704\ud55c \uc548\uc804 \uc870\uce58:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\ud654\ud559 \ud3d0\uae30\ubb3c\uc744 \ucde8\uae09\ud560 \ub54c\ub294 \ubc18\ub4dc\uc2dc \ubcf4\uc548\uacbd, \uc7a5\uac11, \uc2e4\ud5d8\uc2e4 \uac00\uc6b4\uc744 \ucc29\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/li><li>\uc5f0\uae30\uc640 \uc99d\uae30\ub97c \ubc29\ucd9c\ud558\ub294 \ud3d0\uc561\uc740 \ud744 \ud6c4\ub4dc\uc5d0 \ubc84\ub824\uc57c \ud569\ub2c8\ub2e4.<\/li><li>\uc5f0\uae30\uc640 \uc99d\uae30\uac00 \ube60\uc838\ub098\uac00\uc9c0 \uc54a\ub3c4\ub85d \ud3d0\uae30\ubb3c\uc744 \ubc84\ub9b4 \ub54c\ub9c8\ub2e4 \uc6a9\uae30 \uc785\uad6c\ub97c \ub2e8\ub2e8\ud788 \ub2eb\uc544\uc57c \ud569\ub2c8\ub2e4.<\/li><li>\uace0\ud65c\uc131 \ud654\ud569\ubb3c, \uc218\uc6a9\uc131 \ud654\ud569\ubb3c, \uace0\ub18d\ub3c4 \uc0b0\ud654\uc81c \ub610\ub294 \ud658\uc6d0\uc81c\ub294 \ub2e4\ub978 \ud654\ud559 \ud3d0\uae30\ubb3c\uacfc \ud63c\ud569\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/li><\/ol>\n\n\n<!-- lc-commercial-start -->\n<h2>How buyers usually evaluate coating and ink additives<\/h2>\n<p>Additive selection is usually most effective when the team defines the defect first and then screens compatibility, dosage range, and process stage. That is often much more reliable than choosing only by chemistry family or by a single dramatic lab result.<\/p>\n<ul>\n<li><strong>Start from the defect, not the additive name:<\/strong> wetting loss, crater, microfoam, and instability often need different solutions even inside the same formula.<\/li>\n<li><strong>Check compatibility at the intended dosage:<\/strong> the strongest additive can still be the wrong commercial choice if it narrows the process window too much.<\/li>\n<li><strong>Review the stage of use:<\/strong> some products are most useful during grind, while others matter more during let-down, filling, or final application.<\/li>\n<li><strong>Balance cure or film quality with defect control:<\/strong> the right additive fixes the problem without sacrificing adhesion, gloss, or appearance.<\/li>\n<\/ul>\n<h3>Recommended product references<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/ko\/product\/chlumiaf-094\/\">CHLUMIAF 094<\/a>:<\/strong> A balanced defoamer reference for waterborne coatings and many general foam-control screens.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/ko\/product\/chlumiaf-3062\/\">CHLUMIAF 3062<\/a>:<\/strong> Useful when printing-ink and UV-ink compatibility matter in the defoaming screen.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/ko\/product\/chlumiaf-3037\/\">CHLUMIAF 3037<\/a>:<\/strong> A stronger process-defoaming option when persistent foam survives harsher conditions.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/ko\/product\/chlumiwe-3280\/\">CHLUMIWE 3280<\/a>:<\/strong> A strong wetting-agent reference for inks, coatings, and difficult substrate wetting.<\/li>\n<\/ul>\n<h3>FAQ for buyers and formulators<\/h3>\n<p><strong>Why does an additive that looks powerful in a beaker sometimes fail in production?<\/strong><br \/>Because shear, temperature, substrate, and the full formula can all change the way the additive performs under real process conditions.<\/p>\n<p><strong>Should the most aggressive additive always be preferred?<\/strong><br \/>Not usually. The best additive is the one that solves the real defect while preserving the broadest safe operating window.<\/p>\n<!-- lc-commercial-end -->","protected":false},"excerpt":{"rendered":"<p>1) Definition of waste liquid: Drugs with expired shelf life, high-concentration solutions, standard solutions and improperly configured solutions that were discarded after the experiment.Waste chemical liquids removed during the use<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[106],"tags":[],"class_list":["post-4812","post","type-post","status-publish","format-standard","hentry","category-laboratory-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How should the waste liquid of the laboratory be handled?<\/title>\n<meta name=\"description\" content=\"1) Definition of 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