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GOST R 8 641-2013 State system for ensuring the iniformity of measurements State verification scheme for measuring instruments of the water solutions ion content by electrochemical.pdf

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1、 8.641 2013 ( ) 8.6412013 II 1 - - ( ) 2 206 205.15 3 22 2013 . 2108- 4 8.641-2008 1.02012 ( 8). ( 1 ) , . () . , (gost.ru) , 2015 , 8.6412013 1 ( ) State system for ensuring the iniformity of measurements. State verification scheme for measuring instruments of the water solutions ion content by ele

2、ctrochemical methods (pX measuring instruments) 2015 01 01 1 ( ) ( 1 7) ( ) . 2 : 17792-72 2- , 1 , , , . , , (). , , , , , . , , , , . 3 3.1 ( ) : , ( Na , K , NH4+,Ag , 2Ba , 2Ca , 2Cu , F , Cl , Br , I , 3NO , 2NO , 2S ) ; ; ; ; ; . 8.6412013 2 3.2 , , 1 7. 3.3 , 0,001 10 . 0,0016. : 0,001 ; 0,00

3、16; 0,002 ; 0,004 k = 2.3.4 : ; ; , , . 4 4.1 : 1 7 25 ; 1 7 2- 17792. 4.2 : 0,01 25 ; 0,01 .4.3 : ; 1 ; 2 . 4.4 : ; . 5 5.1 : 1 7 25 ; 1 7; 1 7; , , 1 7. 5.2 : 0,06 0,1 ; 0,03 0,3 ; 0,06 0,3 ; 0,06 0,3 , , . 8.6412013 3 () 8.6412013 4 1 . 50.2.036-2004 . - . . 2 . 50.2.034-2004 . () . 8.6412013 5 534.257.1.085:006.354 17.020 0008 : , , , , , , , , , , 02.03.2015. 60x841/8. . . 0,93. 31 . . 472. , 123995 , ., 4. www.gostinfo.ru infogostinfo.ru

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