{"id":3902,"date":"2025-09-04T11:03:47","date_gmt":"2025-09-04T03:03:47","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=3902"},"modified":"2025-09-04T11:03:47","modified_gmt":"2025-09-04T03:03:47","slug":"determination-of-copper-in-graphite-powder-flame-atomic-absorption-spectrometry-2","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/ko\/applications\/determination-of-copper-in-graphite-powder-flame-atomic-absorption-spectrometry-2","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 324.7 nm\uc758 \uacc4\uae30 \ud30c\uc7a5\uc5d0\uc11c \uacf5\uae30-\uc544\uc138\ud2f8\ub80c \ud654\uc5fc\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 \uc2dc\ud5d8 \uae30\uae30<\/h4>\n
\n
\n\n\n\n\n\n\n\n
\uc2dc\ub9ac\uc5bc \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 \u9634\uadf9 \ub7a8\ud504<\/td>\n<\/tr>\n
2<\/td>\n\uc544\uc138\ud2f8\ub80c \uac00\uc2a4<\/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 \ubc29\uc804 \uc555\ub825: 0.3 MPa<\/td>\n–<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

2.1.2 \uc0d8\ud50c \uc0ac\uc804 \ucc98\ub9ac \uc7a5\ube44<\/h4>\n
\n
\n\n\n\n\n\n\n\n\n\n\n
\uc2dc\ub9ac\uc5bc \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 \uc2dc\uc2a4\ud15c<\/td>\n1 \uc138\ud2b8<\/td>\n–<\/td>\n–<\/td>\n<\/tr>\n
4<\/td>\nMicropipette\ub294<\/td>\n\uac01\uac01 1\uac1c<\/td>\n\ubc94\uc704: 20 \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>\n\uc591: 100 ml<\/td>\n–<\/td>\n<\/tr>\n
6<\/td>\n\uc2dc\ud5d8\uad00<\/td>\n\uc5ec\ub7ec<\/td>\n\uc591: 25 ml<\/td>\n–<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

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

2.2.1 \uc6d0\ub8cc<\/h4>\n
\n
\n\n\n\n\n\n\n
\uc2dc\ub9ac\uc5bc \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 \uae09\ub8cc<\/td>\n–<\/td>\n<\/tr>\n
2<\/td>\n\uc5fc\uc0b0<\/td>\n\ubcf4\uc7a5 \uc2dc\uc57d (GR)<\/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
\uc2dc\ub9ac\uc5bc \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\uc9c8\uc18c\uc0b0 \uc194\ub8e8\uc158 (1 99)<\/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 \ucc38\uc870 \ud45c\uc900<\/h3>\n

2.3.1 \uc8fc\uc2dd \uc194\ub8e8\uc158<\/h4>\n
\n
\n\n\n\n\n\n
\uc2dc\ub9ac\uc5bc \ubc88\ud638<\/th>\n\uc544\ub2c8\uc57c<\/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>\nGBW 08615\uc758<\/td>\n\uad6c\ub9ac \ub2e8\uc77c \uc694\uc18c \ud45c\uc900 \uc194\ub8e8\uc158<\/td>\n\ub18d\ub3c4: 1000 \u03bcg\/mL<\/td>\nNational Institute of Metrology, \uc911\uad6d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

3. \uacb0\uacfc \uacc4\uc0b0<\/h2>\n
\uc0d8\ud50c\uc758 \uad6c\ub9ac \ud568\ub7c9\uc740 \ub2e4\uc74c \uc218\uc2dd\uc744 \uc0ac\uc6a9\ud558\uc5ec \uacc4\uc0b0\ub429\ub2c8\ub2e4.<\/div>\n
\"\"<\/div>\n


<\/p>\n

\uc5b4\ub514:<\/div>\n
    \n
  • X<\/span>\u00a0= \uc0d8\ud50c\uc758 \uad6c\ub9ac \ud568\ub7c9, \ub2e8\uc704: \ud0ac\ub85c\uadf8\ub7a8 \ub2f9 \ubc00\ub9ac\uadf8\ub7a8 (mg\/kg);<\/li>\n
  • \u03c1= \uc0d8\ud50c \ud14c\uc2a4\ud2b8 \uc194\ub8e8\uc158\uc758 \uad6c\ub9ac \uc9c8\ub7c9 \ub18d\ub3c4, \ub2e8\uc704: \ubc00\ub9ac\ub9ac\ud130 \ub2f9 \ub9c8\uc774\ud06c\ub85c\uadf8\ub7a8 (\u03bcg\/mL);<\/li>\n
  • \u03c10<\/span>\uacf5\uacf5 \uc6a9\uc561\uc5d0 \uad6c\ub9ac\uc758 \uc9c8\ub7c9 \ub18d\ub3c4, \ub2e8\uc704: \ubc00\ub9ac\ub9ac\ud130 \ub2f9 \ub9c8\uc774\ud06c\ub85c\uadf8\ub7a8 (\u03bcg\/mL);<\/li>\n
  • \uc5d0\ud504<\/span>\u00a0= \uc18c\ud654\ub41c \uc0d8\ud50c \uc194\ub8e8\uc158\uc758 \ud76c\uc11d \uc694\uc18c;<\/li>\n
  • V<\/span>\u00a0\uc18c\ud654\ub41c \uc0d8\ud50c \uc6a9\uc561\uc758 \ucd1d \uc591, \ub2e8\uc704: \ubc00\ub9ac\ub9ac\ud130 (mL);<\/li>\n
  • \uc911<\/span>\u00a0= \uc0d8\ud50c\uc758 \uc9c8\ub7c9, \ub2e8\uc704: \uadf8\ub7a8 (g).<\/li>\n<\/ul>\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 an instrument wavelength of 324.7 nm. 2. Instruments and Reagents 2.1 Instruments and Equipment 2.1.1 Testing Instruments Serial No. Name Quantity Technical Requirements Accessories 1 Flame Atomic Absorption Spectrophotometer 1 set – Copper Hollow […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[81,36],"tags":[],"class_list":["post-3902","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\/3902","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=3902"}],"version-history":[{"count":0,"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/posts\/3902\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/media?parent=3902"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/categories?post=3902"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/ko\/wp-json\/wp\/v2\/tags?post=3902"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}