{"id":3680,"date":"2025-06-25T14:22:01","date_gmt":"2025-06-25T06:22:01","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=3680"},"modified":"2025-06-25T14:22:01","modified_gmt":"2025-06-25T06:22:01","slug":"determination-of-chromium-in-refined-sulfur-graphite-furnace-atomic-absorption-spectrometry","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/ja\/applications\/determination-of-chromium-in-refined-sulfur-graphite-furnace-atomic-absorption-spectrometry","title":{"rendered":"\u7cbe\u88fd\u786b\u7cbe\u7cbe\u88fd\u786b\u7cbe\u7cbe\u88fd\u786b\u7cbe\u7cbe\u88fd\u786b\u7cbe\u7cbe\u88fd\u786b\u7cbe\u7cbe\u88fd\u786b\u7cbe\u7cbe\u88fd\u7cbe\u88fd\u7cbe\u7cbe\u88fd\u7cbe\u88fd\u7cbe\u7cbe\u88fd\u7cbe\u88fd\u7cbe\u7cbe\u88fd\u7cbe\u7cbe\u7cbe\u88fd\u7cbe\u88fd\u7cbe\u88fd\u7cbe\u88fd\u786b\u7cbe\u5149\u7cbe\u5149\u5206\u5149\u5149\u5206\u5149\u8a08\uff08\u30b0"},"content":{"rendered":"
    \n
  1. \u65b9\u6cd5\u6982\u8981<\/li>\n<\/ol>\n

    \u6d88\u5316\u5f8c,\u30b5\u30f3\u30d7\u30eb\u306f\u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u7089\u3067\u539f\u5b50\u5316\u3055\u308c,\u5438\u53ce\u7387\u306f357.9nm\u3067\u6e2c\u5b9a\u3055\u308c\u307e\u3059.\u7279\u5b9a\u306e\u6d53\u5ea6\u7bc4\u56f2\u5185\u3067,\u30af\u30ed\u30e0\u306e\u5438\u53ce\u5024\u306f\u542b\u6709\u91cf\u306b\u6bd4\u4f8b\u3057\u3066\u304a\u308a,\u6a19\u6e96\u30b7\u30ea\u30fc\u30ba\u3068\u6bd4\u8f03\u3057\u3066\u5b9a\u91cf\u7684\u5206\u6790\u3092\u884c\u3044\u307e\u3059.<\/p>\n

      \n
    1. 2. \u5668\u5177\u304a\u3088\u3073\u8a66\u85ac<\/li>\n<\/ol>\n

      2.1 \u6a5f\u5668\u3068\u6a5f\u5668<\/p>\n

      2.1.1 \u30c6\u30b9\u30c8\u6a5f\u5668<\/p>\n

      \u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u7089\u306e\u539f\u5b50\u5438\u53ce\u5206\u5149\u5149\u8a08\uff08\u30af\u30ed\u30e0\u7a7a\u306e\u30ab\u30bd\u30fc\u30c9\u30e9\u30f3\u30d7\uff09<\/p>\n

      \u5faa\u74b0\u6c34\u30b7\u30b9\u30c6\u30e0<\/p>\n

      \u30a2\u30eb\u30b4\u30f3\u30ac\u30b9\uff08Purity\u226599.99%\uff09<\/p>\n

      2.1.2 \u524d\u51e6\u7406\u88c5\u7f6e<\/p>\n

      \u30dd\u30eb\u30bb\u30ec\u30f3\u30af\u30e9\u30b7\u30d6\u30eb<\/p>\n

      \u96fb\u6c17\u7089<\/p>\n

      \u30de\u30a4\u30af\u30ed\u30d4\u30da\u30c3\u30c8<\/p>\n

      \u8a66\u9a13\u30c1\u30e5\u30fc\u30d6<\/p>\n

      2.2 \u8a66\u85ac<\/p>\n

      2.2.1 \u8a66\u85ac<\/p>\n

      \u785d\u9178\uff08MOS\u30b0\u30ec\u30fc\u30c9\uff09<\/p>\n

      \u785d\u9178\u6eb6\u6db2\uff081+99\uff09\uff081 mL\u306e\u785d\u9178\u3092\u6e2c\u5b9a\u3057\u300199 mL\u306e\u6c34\u306b\u52a0\u3048\u3066\u3088\u304f\u6df7\u305c\u308b\uff09<\/p>\n

      2.3 \u57fa\u6e96<\/p>\n

      2.3.1 \u30b9\u30c8\u30c3\u30af\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3<\/p>\n

      GSB 04-1740-2004\uff08\u56fd\u7acb\u6db2\u4f53\u6a19\u6e96\u30b5\u30f3\u30d7\u30eb\uff06#8211;\u30af\u30ed\u30e0\uff09<\/p>\n

        \n
      1. 3. \u64cd\u4f5c\u624b\u9806<\/li>\n<\/ol>\n

        3.1 \u30b5\u30f3\u30d7\u30eb\u6e96\u5099<\/p>\n

        3.1.1 \u8a66\u9a13\u6eb6\u6db2\u306e\u6e96\u5099<\/p>\n

        \u30b5\u30f3\u30d7\u30eb\u306e5g\u3092\u6b63\u78ba\u306b0.1g\u306b\u91cd\u307f,100mL\u306e\u9676\u5668\u306e\u30b5\u30b5\u30b5\u30f3\u30d7\u30eb\u306b\u7f6e\u304d,\u71c3\u3048\u308b\u307e\u3067\u96fb\u6c17\u7089\u3067\u52a0\u71b1\u3057\u307e\u3059.\u53d6\u308a\u5916\u3057\u3001\u7159\u306e\u30d5\u30c3\u30c9\u306b\u7f6e\u304f\u3002\u786b\u9ec4\u304c\u5b8c\u5168\u306b\u713c\u5931\u3057\u305f\u5f8c\u3001\u96fb\u6c17\u7089\u3067\u7d045\u5206\u52a0\u71b1\u3057\u307e\u3059\u3002\u53d6\u308a\u5916\u3057,\u51b7\u5374\u3057\u307e\u3059.\u53d6\u53d6\u53d6\u308a\u9664\u304d,\u53d6\u53d6\u53d6\u308a\u5916\u3057,\u53d6\u53d6\u308a\u5916\u3057,\u6b8b\u7559\u7269\u304c\u5b8c\u5168\u306b\u6eb6\u89e3\u3059\u308b\u307e\u3067\u52a0\u71b1\u3057\u307e\u3059.\u51b7\u5374\u5f8c,25 mL\u306e\u8272\u8a08\u30c1\u30e5\u30fc\u30d6\u306b\u79fb\u3057,\u6c34\u3067\u30de\u30fc\u30af\u307e\u3067\u51b7\u51b7\u51b7\u5374\u51b7\u5374\u3057,\u3088\u304f\u632f\u52d5\u3057\u307e\u3059.<\/p>\n

        3.1.2 \u6a19\u6e96\u89e3\u6c7a\u7b56\u306e\u6e96\u5099<\/p>\n

        \u30af\u30ed\u30e0\u6a19\u6e96\u4e2d\u9593\u6eb6\u6db2\uff081000\u03bcg\/mL\uff09\u306e\u6e96\u5099\uff1a<\/p>\n

        \u30af\u30ed\u30e0\u56fd\u5bb6\u6a19\u6e96\u6eb6\u6db2100\u03bcL\u3092100mL\u306e\u5bb9\u91cf\u30d5\u30e9\u30b9\u30af\u306b\u6b63\u78ba\u306b\u30d4\u30da\u30c3\u30c8\u3057\u3001(1 99)\u30af\u30af\u30af\u30af\u30ed\u30e0\u6a19\u6e96\u4e2d\u9593\u6eb6\u6db21\u03bcg\/mL\u306e\u30af\u30ed\u30e0\u6a19\u6e96\u4e2d\u9593\u6eb6\u6db2\u3092\u5f97\u308b\u305f\u3081\u306b\u30af\u30af\u30af\u30ed\u30e0\u6a19\u6e96\u4e2d\u9593\u6eb6\u6db21\u03bcg\/mL\u3092\u5f97\u308b\u305f\u3081\u306b\u30af\u30af\u30af\u30af\u30af\u30af\u30af\u30af\u30ed\u30e0\u6a19\u6e96\u4e2d\u9593\u6eb6\u6db2<\/p>\n

        \u30af\u30ed\u30e0\u6a19\u6e96\u30b7\u30ea\u30fc\u30ba\u306e\u6e96\u5099:<\/p>\n

        \u30af\u30ed\u30e0\u6a19\u6e96\u4e2d\u9593\u6eb6\u6db2\uff081000\u03bcg\/mL\uff09\u306e0.0\u30010.25\u30010.5\u30011.0\u30012.0 mL\u3092100mL\u306e\u5bb9\u91cf\u30d5\u30e9\u30b9\u30af\u306b\u30d4\u30da\u30c3\u30c8\u3057\u30010.0\u30012.5\u30015.0\u300110.0\u300120.0 ng\/mL\u306e\u30af\u30ed\u30e0\u6a19\u6e96\u30b7\u30ea\u30fc\u30ba\u3092\u5f97\u308b\u305f\u3081\u306b\u30de\u30fc\u30af\u306b\u6a19\u30af\u30af\u30af\u30af\u30af\u30af\u30af\u30ed\u30e0\u6a19\u6e96\u4e2d\u9593\u6eb6\u6db2\u306e0.0\u30010.25\u30010.25\u30010.5\u30011.0\u30011.0\u30012.0\u3001<\/p>\n

        3.2 \u30b5\u30f3\u30d7\u30eb\u30c6\u30b9\u30c8<\/p>\n

        (1) \u8a66\u9a13\u6761\u4ef6<\/p>\n

        \u30b0\u30e9\u30d5\u30a1\u30a4\u30c8\u7089\u539f\u5b50\u5438\u53ce\u5206\u5149\u8a08\u306e\u53c2\u7167\u6761\u4ef6:<\/p>\n

        \u6ce2\u9577\uff08nm\uff09 357.9<\/p>\n

        \u30b9\u30da\u30af\u30c8\u30e9\u30eb\u5e2f\u57df\u5e45 (nm) 0.4<\/p>\n

        \u8981\u7d20\u30e9\u30f3\u30d7\u306e\u6d41\u308c\uff08mA\uff09 2.0<\/p>\n

        \u30d5\u30a3\u30eb\u30bf\u30fc\u7cfb\u6570 0.1<\/p>\n

        \u7d71\u5408\u6642\u9593 2<\/p>\n

        (2) \u30b5\u30f3\u30d7\u30eb\u8a66\u9a13\u624b\u9806<\/p>\n

        \u30a2\u30eb\u30b4\u30f3\u30ac\u30b9\u30b7\u30ea\u30f3\u30c0\u30fc\u3092\u958b\u304d\u3001\u30a2\u30eb\u30b4\u30f3\u5727\u529b\u8a08\u30920.5 MPa\u306b\u8abf\u6574\u3057\u307e\u3059\u3002\u5100\u5668\u3092\u6700\u9069\u306a\u4f5c\u696d\u72b6\u614b\u306b\u8abf\u6574\u3057,\u8a66\u85ac\u30d6\u30e9\u30f3\u30af,\u6a19\u6e96\u30b7\u30ea\u30fc\u30ba,\u30b5\u30f3\u30d7\u30eb\u6eb6\u6db2\u306e\u5438\u53ce\u7387\u3092357.9 nm\u3067\u6e2c\u5b9a\u3057\u307e\u3059.<\/p>\n

        \u5404\u6a19\u6e96\u6eb6\u6db2\u306e\u5438\u53ce\u7387\u304b\u3089\u30bc\u30ed\u6a19\u6e96\u6eb6\u6db2\u306e\u5438\u53ce\u7387\u3092\u6e1b\u3089\u3057\u307e\u3059\u3002\u4f5c\u696d\u66f2\u7dda\u3092\u63cf\u304f\u305f\u3081\u306b,\u30af\u30ed\u30e0\u306e\u8cea\u91cf\u30af\u30af\u30ed\u30f3\u30bb\u30b9 (\u03bcg\/L) \u3092\u30a2\u30d6\u30b7\u30c3\u30b5\u3068\u3057\u3066,\u5bfe\u5fdc\u3059\u308b\u5438\u53ce\u7387\u3092\u5750\u6570\u3068\u3057\u3066\u53d6\u308a\u307e\u3059.\u8a66\u9a13\u6eb6\u6db2\u3068\u7a7a\u767d\u8a66\u9a13\u6eb6\u6db2\u306e\u6e2c\u5b9a\u3055\u308c\u305f\u5438\u53ce\u7387\u306b\u3088\u308a,\u4f5c\u696d\u66f2\u7dda\u304b\u3089\u30af\u30ed\u30e0\u306e\u8cea\u91cf\u3092\u898b\u3064\u3051\u307e\u3059.<\/p>\n

        3.3 \u7d50\u679c\u8a08\u7b97<\/p>\n

        \"\"<\/p>\n

        \u3069\u3053\uff1a<\/p>\n

        X = \u30b5\u30f3\u30d7\u30eb\u5185\u306e\u30af\u30ed\u30e0\u542b\u6709\u91cf,\u30ad\u30ed\u30b0\u30e9\u30e0\u3042\u305f\u308a\u306e\u30df\u30ea\u30b0\u30e9\u30e0 (mg\/kg)<\/p>\n

        \u03c1=\u30b5\u30f3\u30d7\u30eb\u6eb6\u6db2\u4e2d\u306e\u30af\u30ed\u30e0\u306e\u8cea\u91cf\u6d53\u5ea6\u30011\u30ea\u30c3\u30c8\u30eb\u3042\u305f\u308a\u306e\u30de\u30a4\u30af\u30ed\u30b0\u30e9\u30e0\uff08\u03bcg\/L\uff09<\/p>\n

        \u03a10 = \u7a7a\u6eb6\u6db2\u306e\u30af\u30ed\u30e0\u306e\u8cea\u91cf1 1 \u30ea\u30ea\u30c3\u30c8\u30eb\u3042\u305f\u308a\u306e\u30de\u30a4\u30af\u30ed\u30b0\u30e9\u30e0 (\u03bcg\/L)<\/p>\n

        V = \u30b5\u30f3\u30d7\u30eb\u6d88\u5316\u6eb6\u6db2\u306e\u4e00\u5b9a\u4f53\u7a4d,\u30df\u30ea\u30ea\u30c3\u30c8\u30eb (mL)<\/p>\n

        m = \u30b5\u30f3\u30d7\u30eb\u91cd\u91cf,\u30b0\u30e9\u30e0 (g)<\/p>\n

        1000 = \u5909\u63db\u7cfb\u6570\u3002<\/p>","protected":false},"excerpt":{"rendered":"

        Method Overview After digestion, the sample is atomized in a graphite furnace, and the absorbance is measured at 357.9 nm. Within a certain concentration range, the absorbance value of chromium is proportional to its content, and quantitative analysis is performed by comparison with the standard series. 2. Instruments and Reagents 2.1 Instruments and Equipment 2.1.1 Testing Instruments Graphite Furnace Atomic Absorption Spectrophotometer\u00a0(Chromium hollow cathode lamp) Circulating Water System Argon Gas\u00a0(Purity\u226599.99%) 2.1.2 Pretreatment Equipment Porcelain Crucible Electric Furnace Micropipette Testing tube 2.2 Reagents 2.2.1 Reagents Nitric Acid\u00a0(MOS grade) Nitric Acid Solution (1+99)\u00a0(Measure 1 mL of nitric acid, add to 99 mL of water, and mix well) 2.3 Standards 2.3.1 Stock Solution […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[81,36],"tags":[],"class_list":["post-3680","post","type-post","status-publish","format-standard","hentry","category-petrochemical-and-chemical","category-applications"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/ja\/wp-json\/wp\/v2\/posts\/3680","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/ja\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/ja\/wp-json\/wp\/v2\/comments?post=3680"}],"version-history":[{"count":0,"href":"https:\/\/www.pgeneral.com\/ja\/wp-json\/wp\/v2\/posts\/3680\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/ja\/wp-json\/wp\/v2\/media?parent=3680"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/ja\/wp-json\/wp\/v2\/categories?post=3680"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/ja\/wp-json\/wp\/v2\/tags?post=3680"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}