{"id":3805,"date":"2025-08-01T11:09:02","date_gmt":"2025-08-01T03:09:02","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=3805"},"modified":"2025-08-01T11:20:01","modified_gmt":"2025-08-01T03:20:01","slug":"determination-of-copper-in-graphite-powder-flame-atomic-absorption-spectrometry","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/ko\/applications\/determination-of-copper-in-graphite-powder-flame-atomic-absorption-spectrometry","title":{"rendered":"\uadf8\ub798\ud30c\uc774\ud2b8 \ubd84\ub9d0\uc5d0\uc11c \uad6c\ub9ac\uc758 \uacb0\uc815 –\ubd88\uaf43 \uc6d0\uc790 \ud761\uc218 \ubd84\uad11\uacc4"},"content":{"rendered":"

1 \ubc29\ubc95 \uac1c\uc694<\/h2>\n
\uc0d8\ud50c\uc744 aqua regia\ub85c \uc18c\ud654\ud55c \ud6c4, \uacb0\uc815\uc740 \uc7a5\uce58\uc640 \ud568\uaed8 324.7 nm\uc758 \ud30c\uc7a5\uc5d0\uc11c \uacf5\uae30-\uc544\uc138\ud2f8\ub80c \ubd88\uaf43\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc218\ud589\ub429\ub2c8\ub2e4.<\/div>\n
\n

2 \uae30\uae30 \ubc0f \uc2dc\uc57d<\/h2>\n

2.1 \uae30\uae30 \ubc0f \uc7a5\ube44<\/h3>\n

2.1.1 \uac10\uc9c0 \uae30\uae30<\/h4>\n
\n
\n\n\n\n\n\n\n\n
\uc77c\ub828 \ubc88\ud638<\/th>\n\uc774\ub984<\/th>\n\uc218\ub7c9<\/th>\n\uae30\uc220\uc801 \uc694\uad6c \uc0ac\ud56d<\/th>\n\ubd80\uc18d\ud488<\/th>\n<\/tr>\n<\/thead>\n
1<\/td>\n\ubd88\uaf43 \uc6d0\uc790 \ud761\uc218 \ubd84\uad11\uad11\uacc4\ub294<\/td>\n1 \uc138\ud2b8<\/td>\n<\/td>\n\uad6c\ub9ac \ube48 \uac00\uc18c\ub4dc \ub7a8\ud504<\/td>\n<\/tr>\n
2<\/td>\n\uc544\uc138\ud2f8\ub80c<\/td>\n1 \uc2e4\ub9b0\ub354<\/td>\n\uc21c\uc218\uc131 \u2265 99.99%<\/td>\n<\/td>\n<\/tr>\n
3<\/td>\n\uacf5\uae30 \uc555\ucd95\uae30<\/td>\n1 \uc138\ud2b8<\/td>\n\uc815\uaca9 \ubc30\uae30 \uc555\ub825: 0.3 MPa<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

2.1.2 \uc0ac\uc804 \ucc98\ub9ac \uc7a5\ube44<\/h4>\n
\n
\n\n\n\n\n\n\n\n\n\n\n
\uc77c\ub828 \ubc88\ud638<\/th>\n\uc774\ub984<\/th>\n\uc218\ub7c9<\/th>\n\uae30\uc220\uc801 \uc694\uad6c \uc0ac\ud56d<\/th>\n\ubd80\uc18d\ud488<\/th>\n<\/tr>\n<\/thead>\n
1<\/td>\n\uc628\ub3c4 \uc81c\uc5b4 \ub728\uac70\uc6b4 \ud310<\/td>\n1 \uc138\ud2b8<\/td>\n\uc815\uaca9 \uc628\ub3c4: \uac1d\uc2e4 \uc628\ub3c4 ~ 300\u2103<\/td>\n<\/td>\n<\/tr>\n
2<\/td>\n\uc804\uc790 \uade0\ud615<\/td>\n1 \uc138\ud2b8<\/td>\n\uac10\ub3c4 0.1 mg<\/td>\n<\/td>\n<\/tr>\n
3<\/td>\n\ucd08\uc21c\uc218 \ubb3c \uc7a5\uce58<\/td>\n1 \uc138\ud2b8<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
4<\/td>\nMicropipette\ub294<\/td>\n\uac01\uac01 1\uac1c<\/td>\n20\u03bcL ~ 200\u03bcL;100\u03bcL ~ 1000\u03bcL<\/td>\n<\/td>\n<\/tr>\n
5<\/td>\n\ubcfc\ub968 \ud50c\ub798\uc2a4\ud06c<\/td>\n\uc5ec\ub7ec<\/td>\n100ml<\/td>\n<\/td>\n<\/tr>\n
6<\/td>\n\uc2dc\ud5d8\uad00<\/td>\n\uc5ec\ub7ec<\/td>\n25 ml<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

2.2 \uc2dc\uc57d<\/h3>\n

2.2.1 \uc2dc\uc57d<\/h4>\n
\n
\n\n\n\n\n\n\n
\uc77c\ub828 \ubc88\ud638<\/th>\n\uc774\ub984<\/th>\n\uae30\uc220\uc801 \uc694\uad6c \uc0ac\ud56d<\/th>\n\ubc1c\uc5b8<\/th>\n<\/tr>\n<\/thead>\n
1<\/td>\n\uc9c8\uc18c\uc0b0<\/td>\nMOS \ub4f1\uae09<\/td>\n<\/td>\n<\/tr>\n
2<\/td>\n\uc5fc\uc0b0<\/td>\n\ubcf4\uc99d\ub41c \uc2dc\uc57d<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

2.2.2 \uc900\ube44\ub41c \uc2dc\uc57d<\/h4>\n
\n
\n\n\n\n\n\n
\uc77c\ub828 \ubc88\ud638<\/th>\n\uc774\ub984<\/th>\n\uc900\ube44 \ubc29\ubc95<\/th>\n\ubc1c\uc5b8<\/th>\n<\/tr>\n<\/thead>\n
1<\/td>\n(1 99) \uc9c8\uc18c\uc0b0 \uc194\ub8e8\uc158<\/td>\n10 mL\uc758 \uc9c8\uc18c\uc0b0\uc744 \uce21\uc815\ud558\uace0, 990 mL\uc758 \ube44\uc774\uc628\ud654 \ubb3c\uc5d0 \ucc9c\ucc9c\ud788 \ucd94\uac00\ud558\uace0, \uc798 \ud63c\ud569\ud569\ub2c8\ub2e4.<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

2.3 \ud45c\uc900<\/h3>\n

2.3.1 \uc8fc\uc2dd \uc194\ub8e8\uc158<\/h4>\n
\n
\n\n\n\n\n\n
\uc77c\ub828 \ubc88\ud638<\/th>\n\uc22b\uc790<\/th>\n\uc774\ub984<\/th>\n\uae30\uc220\uc801 \uc694\uad6c \uc0ac\ud56d<\/th>\n\ubc1c\uc5b8<\/th>\n<\/tr>\n<\/thead>\n
1<\/td>\nGBW08615\uc758<\/td>\n\uad6c\ub9ac \ub2e8\uc77c \uc694\uc18c \uc194\ub8e8\uc158 \ud45c\uc900 \ubb3c\uc9c8<\/td>\n1000\u03bcg\/mL<\/td>\nNational Institute of Metrology, \uc911\uad6d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

3 \uc6b4\uc601 \uacfc\uc815<\/h2>\n

3.1 \ud45c\ubcf8 \ucc98\ub9ac<\/h3>\n

3.1.1 \ud14c\uc2a4\ud2b8 \uc194\ub8e8\uc158 \uc900\ube44<\/h4>\n
0.00001 g\uae4c\uc9c0 \uc815\ud655\ud55c \uc0d8\ud50c\uc758 0.25 g\ub97c \uc18c\ud654 \uc18c\uc18c\uc18c\ud654 \uc18c\uc18c\uc18c\uc18c\ud654 \uc18c\uc18c\uc18c\ud654\uc18c\uc18c\uc18c\ud654 0 0.\ub18d\ucd95 \uc9c8\uc18c\uc0b0 3 mL\uacfc \ub18d\ucd95 \uc5fc\uc0b0 9 mL\uc744 \ucd94\uac00\ud558\uace0 \uc18c\ud654 \uc18c\uc18c\uc18c\uc18c\ud654 \uc18c\uc18c\uc18c\ud654 \uc18c\uc18c\uc18c\ud654 \uc18c\uc18c\ud654 \uc18c\ud654 \uc18c\uc18c\uc18c\ud654 \uc18c\ud654 \uc18c\uc18c\uc18c\ud654 3 3 3 mL\uc758 \ub18d\ucd95 \uc9c8\uc18c\uc0b0 \uc0b0 3 mL\uc640 \uc18c\ud654 \ub18d\ub18d\ub18d\ud654\uc18c\uac19\uc740 \ubc29\uc2dd\uc73c\ub85c \uacf5\ubc31\uc744 \uc900\ube44\ud558\uc2ed\uc2dc\uc624.\ub0c9\uac01 \ud6c4, \ud544\ud130 \ubc0f 25 mL \ub300\ub7c9 \ud50c\ub798\uc2a4\ud06c\uc5d0\uc11c \ubcfc\ub968\uc5d0 \ud76c\uc11d\ud558\uace0, \ud14c\uc2a4\ud2b8\ub97c \uc704\ud574 \uae30\uacc4\uc5d0 \ub123\uc2b5\ub2c8\ub2e4.<\/div>\n

 <\/p>\n

\ub9c8\uc774\ud06c\ub85c\uc6e8\uc774\ube0c \ub09c\ubc29 \ud504\ub85c\uadf8\ub7a8<\/div>\n

 <\/p>\n

\n
\n\n\n\n\n\n\n\n\n\n
\ub2e8\uacc4<\/th>\n\uc628\ub3c4\/\u2103<\/th>\n\uac1c\ucd5c \uc2dc\uac04\/\ubd84<\/th>\n<\/tr>\n<\/thead>\n
1<\/td>\n100<\/td>\n3<\/td>\n<\/tr>\n
2<\/td>\n120<\/td>\n3<\/td>\n<\/tr>\n
3<\/td>\n140<\/td>\n3<\/td>\n<\/tr>\n
4<\/td>\n160<\/td>\n3<\/td>\n<\/tr>\n
5<\/td>\n180<\/td>\n30<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

3.1.2 \ud45c\uc900 \uc194\ub8e8\uc158 \uc900\ube44<\/h4>\n
    \n
  1. \uad6c\ub9ac \ud45c\uc900 \uc2dc\ub9ac\uc988\uc758 \uc900\ube44: \uad6c\ub9ac \ud45c\uc900 \uc194\ub8e8\uc158 (1000\u03bcg \/ mL) \uc758 0.0, 0.025, 0.05, 0.1 \ubc0f 0.2 mL\uc744 \uac01\uac01 100 mL \ub300\ub7c9 \ud50c\ub798\uc2a4\ud06c\ub85c \uc815\ud655\ud558\uac8c \ud53c\uad6c\ud2b8 \uad6c\ub97c \ud53c\uad6c\ud558\uace0 \uad6c\ub97c \uc815\ud655\ud558\uac8c \ud53c\uad6c\ub97c \uc815\ud655\ud558\uac8c \ud53c\uad6c\ub97c, 0.0, 0.025, 0.05, 0.05, 0.1 \ubc0f 0.2 mL\ub97c \uac01\uac01\uac01 100\uc774 \ud45c\uc900 \uc2dc\ub9ac\uc988 \uc194\ub8e8\uc158\uc758 \uc9c8\ub7c9 \ub18d\ub3c4\ub294 \uac01\uac01 0.0, 0.25, 0.5, 1.0 \ubc0f 2.0 \u03bcg\/mL\uc785\ub2c8\ub2e4.<\/li>\n<\/ol>\n

    3.2 \ud45c\ubcf8 \uc2dc\ud5d8<\/h3>\n
      \n
    1. \uc2dc\ud5d8 \uc870\uac74 \ubd88\uaf43 \uc6d0\uc790 \ud761\uc218 \ubd84\uad11\uacc4 \uac10\uc9c0\uc5d0 \ub300\ud55c \ucc38\uc870 \uc870\uac74<\/li>\n<\/ol>\n

       <\/p>\n

      \n
      \n\n\n\n\n\n\n\n\n\n\n\n
      \uc694\uc18c<\/th>\n\uad6c\ub9ac<\/th>\n<\/tr>\n<\/thead>\n
      \ud30c\uc7a5 (nm)<\/td>\n324.7<\/td>\n<\/tr>\n
      \ubd84\uad11 \ub300\uc5ed\ud3ed (nm)<\/td>\n0.4<\/td>\n<\/tr>\n
      \uc694\uc18c \ub7a8\ud504 \ud604\uc7ac (mA)<\/td>\n3.0<\/td>\n<\/tr>\n
      \uc5f0\ub8cc \uac00\uc2a4 \ub192\uc774 (mm)<\/td>\n6<\/td>\n<\/tr>\n
      \uc5f0\ub8cc \uac00\uc2a4 \uc720\ub7c9 (mL\/min)<\/td>\n1400<\/td>\n<\/tr>\n
      \uacf5\uae30 \uc555\ucd95\uae30 \uc555\ub825 (MPa)<\/td>\n0.22<\/td>\n<\/tr>\n
      \ubc30\uacbd \uc218\uc815 \ubc29\ubc95<\/td>\n\uc5c6\uc74c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

       <\/p>\n

        \n
      1. \uc0d8\ud50c \ud14c\uc2a4\ud2b8 \uc7a5\uce58\ub97c \ucd5c\uace0\uc758 \uc791\ub3d9 \uc0c1\ud0dc\ub85c \uc870\uc815\ud558\uace0, \ubd88\uaf43\uc744 \ubd88\ub7ec\uc5f0\uc5f0\uc5f0\ub8cc \uac00\uc2a4 \ud750\ub984 \uc18d\ub3c4\ub97c \uc870\uc815\ud558\uace0, \ud45c\uc900\uacfc \uc0d8\ud50c \uc194\ub8e8\uc158\uc744 \uc21c\uc11c\uc801\uc73c\ub85c \ud14c\uc2a4\ud2b8\ud558\uace0, \ub370\uc774\ud130\ub97c \uc77d\uace0, \uc0d8\ud50c \ubb34\uac8c\ub97c \uc785\ub825\ud558\uace0 \uacb0\uacfc\ub97c \ud655\uc778\ud558\uace0 \uae30\ub85d\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n

        3.3 \uacb0\uacfc \uacc4\uc0b0<\/h3>\n
        \"\"<\/div>\n

         <\/p>\n

        \uc5b4\ub514:<\/div>\n
        X —\uc0d8\ud50c\uc758 \uad6c\ub9ac \ud568\ub7c9, \ub2e8\uc704\ub294 \ud0ac\ub85c\uadf8\ub7a8 \ub2f9 \ubc00\ub9ac\uadf8\ub7a8 (mg\/kg)\uc785\ub2c8\ub2e4;<\/div>\n
        \u03c1 —\ud14c\uc2a4\ud2b8\ud560 \uc0d8\ud50c \uc194\ub8e8\uc158\uc758 \uad6c\ub9ac \uc9c8\ub7c9 \ub18d\ub3c4, \ubc00\ub9ac\ub9ac\ud130 \ub2f9 \ub9c8\uc774\ud06c\ub85c\uadf8\ub7a8 (\u03bcg\/mL);<\/div>\n
        \u03c1\u2080–\ube48 \uc6a9\uc561\uc5d0 \uad6c\ub9ac\uc758 \uc9c8\ub7c9 \ub18d\ub3c4, \ubc00\ub9ac\ub9ac\ud130 \ub2f9 \ub9c8\uc774\ud06c\ub85c\uadf8\ub7a8 (\u03bcg\/mL);<\/div>\n
        f —\uc0d8\ud50c \uc18c\ud654 \uc6a9\uc561\uc758 \ud76c\uc11d \uc694\uc18c;<\/div>\n
        V —\uc0d8\ud50c \uc18c\ud654 \uc6a9\uc561\uc758 \ucd1d \uc591, \ub2e8\uc704\ub294 \ubc00\ub9ac\ub9ac\ud130 (mL)\uc785\ub2c8\ub2e4.<\/div>\n
        m —\uc0d8\ud50c\uc758 \uc9c8\ub7c9, \ub2e8\uc704\ub294 \uadf8\ub7a8 (g)\uc785\ub2c8\ub2e4.<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

        1 Method Overview After the sample is digested with aqua regia, the determination is carried out using an air-acetylene flame at a wavelength of 324.7 nm with the instrument. 2 Instruments and Reagents 2.1 Instruments and Equipment 2.1.1 Detection Instruments Serial Number Name Quantity Technical Requirements Accessories 1 Flame Atomic Absorption Spectrophotometer 1 set Copper […]<\/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-3805","post","type-post","status-publish","format-standard","hentry","category-petrochemical-and-chemical","category-applications"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/posts\/3805","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/comments?post=3805"}],"version-history":[{"count":0,"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/posts\/3805\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/media?parent=3805"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/categories?post=3805"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/tags?post=3805"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}