GOST 20996 12-2014 Selenium for industrial use Atom-absorption method for determination of copper iron tellurium and plumbum《工业用硒 测定铜 铁 碲和铅的原子吸收法》.pdf

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GOST 20996 12-2014 Selenium for industrial use Atom-absorption method for determination of copper iron tellurium and plumbum《工业用硒 测定铜 铁 碲和铅的原子吸收法》.pdf_第1页
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2、0141 .12 13 24 , , , 35 .36 5 6III 20996.122014 - , , Selenium for industrial use. Atomic-absorption method for determination of copper, iron, tellurium and plumbum1 , , , - , 1. 1 0,003 0,060 . 0,004 0,60 . 0,004 0,60 . 0,001 0,060 .2 : 8592014 . 177074 ( 104283, 478880) ., , , . 311877 . . 377898

3、. 446177 . . 545775 . 670972 . 984986 . 2044890 -. 20996.02014 . 2410420011 . 2533682 . , 2916991 ( 64877) . 1 532282008 . 1. . .1 20996.122014 20160101 2922791 ( 835-181) . . 1. 5725-620031 ( ) . 6. - , 1 , - . - (), () . , , , , .3 , , , -, 2 ( = 0,95). - = 0,95 2. 2 , - , , , = 0,95 c177 c68 ( )r

4、(n=2)- R 0,003 0,010 . 0,001 0,001 0,002. 0,010 0,030 . 0,003 0,002 0,004. 0,030 0,060 . 0,006 0,006 0,009 0,004 0,010 . 0,002 0,002 0,003. 0,010 0,020 . 0,004 0,004 0,006. 0,020 0,050 . 0,010 0,008 0,014. 0,05 0,10 . 0,02 0,01 0,03. 0,10 0,30 . 0,04 0,02 0,06. 0,30 0,60 . 0,06 0,04 0,08 0,004 0,010

5、 . 0,001 0,001 0,002. 0,010 0,030 . 0,004 0,004 0,006. 0,030 0,060 . 0,008 0,008 0,010. 0,060 0,100 . 0,010 0,010 0,014. 0,10 0,30 . 0,03 0,02 0,04. 0,30 0,60 . 0,04 0,04 0,06 0,0010 0,0030 . 0,0008 0,0012. 0,003 0,006 . 0,001 0,001 0,002. 0,006 0,010 . 0,003 0,002 0,004. 0,010 0,030 . 0,007 0,006 0

6、,010. 0,030 0,060 . 0,010 0,010 0,0201 5725-12002.2 20996.1220144 , :- - , , , ;- ;- 24104;- 1 , - 350 ;- 2-100-2, 2-500-2, 2-1000-2 1770;- -2-250-19/26 25336;- 2- 29169 29227. :- , 2 c215 1056 c215 105;- 5457;- - 20448;- 6709;- 3118, 1 : 1;- 4461;- 3778, 0 1;- 859;- 9849;- 2.1 , , , .2 , , , .5 , ,

7、 , , 3, - -. 3 , 324,7 248,3 214,3 283,3 , .5.1 5.1.1 5.1.1.1 1 /3: 1 250 3, 25 30 3 - (1 : 3) . 7 10 3 , . - 100 120 3 , 1 : 1, ,3 20996.122014 1000 3, . 0,1 /3 50 3 500 3, .5.1.1.2 1 /3: 1 250 3, 30 35 3 (1 : 3) . 1001203,1 : 1,57,- 1000 3, . 0,1 /3 50 3 500 3, .5.1.1.3 1 /3: - 1 250 3, 20 25 3 (1

8、 : 3) , . 200 220 3 , 1000 3, . 0,1 /3 50 3 500 3, .5.1.1.4 1 /3 1,0 250 3, 10 15 3 . 5 7 3 , 1000 3, . 0,1 /3 50 3- 500 3, .5.1.2 100 3: 0,2; 0,5; 1,0; 3,0; 4,0; 5,0 6,0 3 , , 0,5; 1,0; 5,0; 10,0; 15,0; 20,0 3 . 123 , . - - - ( 3). - , . 3 7 , 3. -, , - . .5.2 5.2.1 20996.0.5.2.2 1 5 ( - ) 250 3, 40 50 3 (1 : 3) 35 3.- 50 60 3 57 , - 100 3, . - - - ( 3). . 0,5 . - - .4 20996.122014 -. - ( ), - .

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