{"id":4904,"date":"2021-12-09T14:42:06","date_gmt":"2021-12-09T14:42:06","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=4904"},"modified":"2026-04-28T10:41:52","modified_gmt":"2026-04-28T10:41:52","slug":"how-to-store-laboratory-chemical-reagents","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/tr\/how-to-store-laboratory-chemical-reagents\/","title":{"rendered":"Laboratuvar kimyasal reaktifleri nas\u0131l saklan\u0131r?"},"content":{"rendered":"

Laboratuvar kimyasal reaktifleri nas\u0131l saklan\u0131r?<\/strong><\/h1>\n\n\n

H\u0131zl\u0131 cevap:<\/strong> Specialty industrial chemicals are usually evaluated by purity, process fit, compliance, and how stable the material stays in the intended formulation or manufacturing route. The best purchase decision is usually made after both specification review and application validation.<\/p>\n\n\n\n\n

Kimyasal reaktifler uygun \u015fekilde saklanmal\u0131d\u0131r, \u00e7\u00fcnk\u00fc reaktiflerin kalitesi deneysel sonu\u00e7lar\u0131n do\u011frulu\u011funu do\u011frudan etkiler. Kimyasal reaktifler genellikle depolama s\u0131ras\u0131nda uygunsuz depolama nedeniyle bozulur. Baz\u0131 reaktiflerin nemi emmesi ve \u00e7\u00f6z\u00fcnmesi veya hidrolize olmas\u0131 kolayd\u0131r; baz\u0131lar\u0131 oksijen, karbondioksit veya havada yay\u0131lan di\u011fer gazlarla kolayca reaksiyona girer ve baz\u0131 reaktifler \u0131\u015f\u0131k ve ortam s\u0131cakl\u0131\u011f\u0131n\u0131n etkisiyle bozulur. Bu nedenle, reaktiflerin farkl\u0131 \u00f6zelliklerine g\u00f6re reaktifleri uygun \u015fekilde saklamak i\u00e7in ilgili \u00f6nlemler al\u0131nmal\u0131d\u0131r.<\/p>\r\n\r\n\r\n\r\n

Kimyasal reaktifler depolama i\u015flemi s\u0131ras\u0131nda ka\u00e7\u0131n\u0131lmaz olarak d\u0131\u015f ko\u015fullardan etkilenir. Laboratuvarda sekiz koruma sa\u011flayabilmeniz gerekir: u\u00e7uculuk \u00f6nleyici, nem \u00f6nleyici, bozulma \u00f6nleyici, \u0131\u015f\u0131k \u00f6nleyici, zehirlenme \u00f6nleyici, \u015fok \u00f6nleyici, yang\u0131n \u00f6nleyici ve s\u0131\u00e7an \u00f6nleyici.<\/p>\r\n\r\n\r\n\r\n

    \r\n
  1. Anti-Volatilizasyon<\/li>\r\n
  2. Ya\u011f ke\u00e7esi: amonyak, konsantre hidroklorik asit, konsantre nitrik asit ve di\u011fer u\u00e7ucu inorganik s\u0131v\u0131lar, buharla\u015fmay\u0131 \u00f6nlemek i\u00e7in s\u0131v\u0131 y\u00fczeyine 10-20 damla mineral ya\u011f damlat\u0131n (bitkisel ya\u011f mevcut de\u011fildir).<\/li>\r\n
  3. Su s\u0131zd\u0131rmazl\u0131\u011f\u0131: karbon dis\u00fclf\u00fcre 5 mL su ekleyin, uzun s\u00fcre saklanabilir. C\u0131va buhar\u0131n\u0131n havaya kar\u0131\u015fmas\u0131n\u0131 \u00f6nlemek i\u00e7in c\u0131vaya su eklenir. C\u0131van\u0131n yan\u0131na bir miktar k\u00fck\u00fcrt tozu yerle\u015ftirilmi\u015ftir, ancak c\u0131va kayboldu\u011funda, kimyasal reaksiyonda c\u0131vay\u0131 ortadan kald\u0131rmak i\u00e7in k\u00fck\u00fcrt tozu sa\u00e7\u0131lm\u0131\u015ft\u0131r.<\/li>\r\n
  4. Balmumu conta: eter, etanol, formik asit ve sudan daha hafif veya kolayca \u00e7\u00f6z\u00fcnebilen di\u011fer u\u00e7ucu s\u0131v\u0131lar\u0131n yan\u0131 s\u0131ra naftalin ve iyot gibi u\u00e7ucu kat\u0131lar, \u015fi\u015feyi s\u0131k\u0131ca durdurun ve a\u011fz\u0131n\u0131 balmumu ile kaplay\u0131n. Orijinal brom \u015fi\u015fesinin mumla kapat\u0131lmas\u0131na ek olarak, orijinal \u015fi\u015fe aktif karbon i\u00e7eren plastik bir t\u00fcpe yerle\u015ftirilmeli ve t\u00fcp\u00fcn a\u011fz\u0131 mumla kapat\u0131lmal\u0131d\u0131r.<\/li>\r\n
  5. Nem ge\u00e7irmez<\/li>\r\n
  6. A\u011fartma tozu ve sodyum peroksit, su emici ayr\u0131\u015fmay\u0131 veya su emici patlamay\u0131 \u00f6nlemek i\u00e7in m\u00fch\u00fcrlenmelidir. Sodyum<\/strong><\/a> hidroksitin su emmesi ve erimesi kolayd\u0131r, bu nedenle a\u011fz\u0131 kapat\u0131lmal\u0131d\u0131r. Amonyum nitrat ve sodyum s\u00fclfat\u0131n suyu emmesi kolayd\u0131r ve d\u00f6k\u00fclemezler, bu da reaktif \u015fi\u015fesinin y\u0131rt\u0131lmas\u0131na neden olabilir. Ayr\u0131ca s\u0131k\u0131ca kapat\u0131lmal\u0131d\u0131rlar.<\/li>\r\n
  7. Kalsiyum karb\u00fcr, susuz bak\u0131r s\u00fclfat, fosfor pentoksit, silika jelin suyu emmesi ve bozulmas\u0131 kolayd\u0131r ve k\u0131rm\u0131z\u0131 fosfor kolayca oksitlenir. Daha sonra, metafosforik asit olu\u015fturmak i\u00e7in suyu emer. Yukar\u0131dakilerin t\u00fcm\u00fc bir desikat\u00f6rde saklanmal\u0131d\u0131r.<\/li>\r\n
  8. Konsantre s\u00fclf\u00fcrik asidin su emmesini \u00f6nlemek i\u00e7in hava ge\u00e7irmez olmas\u0131 gerekse de, yayg\u0131n olarak kullan\u0131ld\u0131\u011f\u0131 i\u00e7in toprak a\u011f\u0131zl\u0131 bir \u015fi\u015feye yerle\u015ftirilmelidir.<\/li>\r\n
  9. \"\u00d6zel ila\u00e7\" bodrumunda, ila\u00e7 depolanmadan \u00f6nce bezin alt katman\u0131 k\u00fcl, orta katman\u0131 s\u00f6nm\u00fc\u015f kire\u00e7 ve \u00fcst katman\u0131 \u00e7ift katmanl\u0131 katranl\u0131 ka\u011f\u0131t ile kaplan\u0131r.<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n

    \u00dc\u00e7, bozulmay\u0131 \u00f6nleyin<\/p>\r\n\r\n\r\n\r\n

      \r\n
    1. Anti-oksidasyon: Sodyum s\u00fclfit, demir s\u00fclfat ve sodyum tiyos\u00fclfat kolayca oksitlenir ve \u015fi\u015fe a\u011fz\u0131 balmumu ile kaplanmal\u0131d\u0131r.<\/li>\r\n
    2. Karbonatla\u015fma \u00f6nleyici: Sodyum silikat<\/strong><\/a>, sodyum peroksit ve kostik karbondioksiti kolayca emer ve balmumu ile kaplanmal\u0131d\u0131r.<\/li>\r\n
    3. Hava ko\u015fullar\u0131na dayan\u0131kl\u0131: Kristal sodyum karbonat ve kristal bak\u0131r s\u00fclfat m\u00fch\u00fcrlenmeli ve bodrumda saklanmal\u0131d\u0131r.<\/li>\r\n
    4. Ayr\u0131\u015fma \u00f6nleyici: Amonyum bikarbonat ve konsantre nitrik asit \u0131s\u0131t\u0131ld\u0131\u011f\u0131nda kolay ayr\u0131\u015f\u0131r ve mum kaplamadan sonra bodrumda saklay\u0131n.<\/li>\r\n
    5. Aktif karbon \u00e7e\u015fitli gazlar\u0131 emebilir ve bozulabilir (odun k\u00f6m\u00fcr\u00fc de ayn\u0131d\u0131r), bu nedenle bir desikat\u00f6re yerle\u015ftirilmelidir.<\/li>\r\n
    6. Sar\u0131 fosfor hava ile temas etti\u011finde kendili\u011finden tutu\u015fmas\u0131 kolayd\u0131r. Sonsuza kadar suyun i\u00e7inde tutun. Suyu her 15 g\u00fcnde bir kontrol edin: fosfor reaktif \u015fi\u015fesine su ekleyin, su i\u00e7eren gidere yerle\u015ftirin ve bir zil ile kapat\u0131n.<\/li>\r\n
    7. Potasyum ve sodyum gazya\u011f\u0131 i\u00e7inde depolan\u0131r.<\/li>\r\n
    8. Demir s\u00fclfat \u00e7\u00f6zeltisine birka\u00e7 damla seyreltik s\u00fclf\u00fcrik asit ekleyin, fazla ince demir tozu ekleyin ve mumla kapat\u0131n.<\/li>\r\n
    9. Glikoz \u00e7\u00f6zeltisi k\u00fcflenmeye meyillidir, kurtarmak i\u00e7in birka\u00e7 damla formaldehit ekleyin.<\/li>\r\n
    10. Formaldehitin polimerle\u015fmesi kolayd\u0131r. \u015ei\u015fe a\u00e7\u0131ld\u0131ktan hemen sonra az miktarda metanol eklenmelidir; asetaldehit i\u00e7in etanol eklenmelidir.<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n

      D\u00f6rt, anti-\u0131\u015f\u0131k<\/p>\r\n\r\n\r\n\r\n

        \r\n
      1. G\u00fcm\u00fc\u015f nitrat, konsantre nitrik asit ve \u00e7o\u011fu organik ila\u00e7 kahverengi \u015fi\u015felere konulmal\u0131d\u0131r;<\/li>\r\n
      2. Nitrat \u0131s\u0131, \u0131\u015f\u0131k, yang\u0131n ve \u015foku \u00f6nlemek i\u00e7in bodrum kat\u0131nda depolan\u0131r;<\/li>\r\n
      3. Organik reaktiflerin t\u00fcm vitrinleri siyah boya ile boyanm\u0131\u015ft\u0131r;<\/li>\r\n
      4. Laboratuvar kullan\u0131m\u0131 i\u00e7in renkli kuma\u015f perdeler, \u00e7ift katmanl\u0131 i\u00e7 k\u0131z\u0131l\u00f6tesi siyah;<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n

        Be\u015f, zehirlenme kar\u015f\u0131t\u0131<\/p>\r\n\r\n\r\n\r\n

          \r\n
        1. Fosfor, g\u00fcm\u00fc\u015f nitrat, potasyum klorat, c\u0131va klor\u00fcr ve di\u011fer y\u00fcksek derecede zehirli maddeler bodrum kat\u0131na yerle\u015ftirilir, iki ki\u015fi i\u00e7in \u00e7ift kilitlenir, ar\u015fivler olu\u015fturulur, onaya sunulur, kullan\u0131m kay\u0131tlar\u0131 ve d\u00fczenli denetimler yap\u0131l\u0131r.<\/li>\r\n
        2. Kalsiyum fosfit ve al\u00fcminyum fosfit su emdikten sonra olduk\u00e7a zehirli fosfin a\u00e7\u0131\u011fa \u00e7\u0131kar\u0131r. Bir desikat\u00f6rde saklanmal\u0131 ve k\u0131rm\u0131z\u0131 bir etiketle etiketlenmelidirler.<\/li>\r\n
        3. \u00c7eker ocak olmad\u0131\u011f\u0131ndan, baz\u0131 zehirli gaz faz\u0131 maddelerini adsorbe etmek i\u00e7in genellikle zemine kire\u00e7 yerle\u015ftirilir.<\/li>\r\n
        4. Konsantre asit, konsantre alkali, brom, fenol gibi a\u015f\u0131nd\u0131r\u0131c\u0131 ila\u00e7lar i\u00e7in k\u0131rm\u0131z\u0131 etiketler uyar\u0131 olarak kullan\u0131l\u0131r.<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n

          Alt\u0131nc\u0131, darbeye dayan\u0131kl\u0131<\/p>\r\n\r\n\r\n\r\n

            \r\n
          1. Amonyum nitrat \u00e7alkaland\u0131\u011f\u0131nda kolayca patlayabilir, bu y\u00fczden bodruma koyun.<\/li>\r\n
          2. Ev yap\u0131m\u0131 b\u00fcy\u00fck kristal \u015fap ve b\u00fcy\u00fck kristal bak\u0131r s\u00fclfat, yumu\u015fak bir ka\u011f\u0131t ped ile b\u00fcy\u00fck a\u011f\u0131zl\u0131 bir reaktif \u015fi\u015fesinde paketlenir, tamponlan\u0131r ve \"d\u00f6rt basamakl\u0131 say\u0131ya\" g\u00f6re mutfakta numaraland\u0131r\u0131l\u0131r.<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n

            Yedi, yang\u0131n \u00f6nleme<\/p>\r\n\r\n\r\n\r\n

              \r\n
            1. Alet odas\u0131n\u0131n \"kap\u0131s\u0131na\", \"g\u00f6ze \u00e7arpan\" ve \"kolay\" bir yerine bir su deposu, yang\u0131n kovas\u0131, kum deposu, k\u00f6p\u00fckl\u00fc yang\u0131n s\u00f6nd\u00fcr\u00fcc\u00fc ve bir \u015fi\u015fe karbon tetraklor\u00fcr yerle\u015ftirin. K\u00f6p\u00fckl\u00fc yang\u0131n s\u00f6nd\u00fcr\u00fcc\u00fc ila\u00e7 y\u0131lda bir kez yenilenir. (\"CCl4\" veya \"1211\" yang\u0131n s\u00f6nd\u00fcr\u00fcc\u00fc varsa daha iyidir).<\/li>\r\n
            2. T\u00fcm i\u00e7 mekan kablolar\u0131, ila\u00e7lar\u0131n f\u00fcmigasyonunu, k\u0131sa devreyi ve yang\u0131n ka\u00e7\u0131\u015f\u0131n\u0131 \u00f6nlemek i\u00e7in koyu renkli kablolarla de\u011fi\u015ftirilecektir.<\/li>\r\n
            3. S\u0131\u00e7an kar\u015f\u0131t\u0131<\/li>\r\n
            4. Macunda daha fazla fenol\u00fc uygun \u015fekilde ayarlay\u0131n.<\/li>\r\n
            5. \"G\u00f6sterge\" ila\u00e7 i\u00e7in formaldehit, kresol sabunu vb. gibi baz\u0131 u\u00e7ucu ila\u00e7lar\u0131 koyun. Ciddi kemirgen hasar\u0131 olan bir dolapta, konsantre hidroklorik asit ve konsantre amonyak d\u00f6n\u00fc\u015f\u00fcml\u00fc olarak depolanabilir. Di\u011fer ila\u00e7lar\u0131 korumak i\u00e7in kullan\u0131l\u0131r.<\/li>\r\n
            6. Farenin a\u011fz\u0131n\u0131n d\u00f6rt duvar\u0131na kur\u015fun asetat macunu s\u00fcr\u00fcn. Fare girip \u00e7\u0131kt\u0131\u011f\u0131nda deriyi kirletecek, yalayacak ve \u00f6ld\u00fcrecektir (kur\u015fun asetat tatl\u0131d\u0131r ve olduk\u00e7a zehirlidir).<\/li>\r\n<\/ol>\r\n\n\n\n

              A practical sourcing checklist for specialty chemical applications<\/h2>\n

              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