GOST 31958-2012 Water Methods for determination of total and dissolved organic carbon《水 总溶解有机碳的测定方法》.pdf

1、 (ISO 8245:1999, NEQ) , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)319582012, - 1.092 . - 1.22009 . , . -, , , . 1 - 2 3 , ( 3 2012 . 54) : ( 3166) 00497 ( 3166) 00497 YKZKGMDRUTJUZ -4 ISO 8245:1999 Waterquality Guidelines for the determination of total organic carbon

2、(TOC) and dissolved organic carbon (DOC) . () (DOC). (NEQ). 5299120085 12 2012 . 1907- 319582012 1 2014 .6 ( ) - . , - . - , 2013 -, II 3195820121 12 13 24 .25 1 .36 2 .8 10III 319582012 Water. Methods for determination of total and dissolved organic carbon 201401011 , , , 1 1000 /3 , , - , :- - ( 1

3、);- - ( 2). 2 , . , , 100 .1 , , , , - .2 -, .2 : c47 170252009 - 17.1.5.0585 . . - , 8379 . . 177074 ( 104283, 478880) ., , , . 311877 . . 395676 . 420179 . . 422075 . . 655280 . . 670972 . 1 319582012 1426177 . . 1491983 , . - 2049075 . . 241042001* . 2533682 . , 2916991 ( 64877) . 2922791 ( 835-1

4、81) . . 1. 2922891 ( 835-281) . . 2. 318612012 . 318622012 . - - - , 1 , , . (), () . - , , , , .3 :3.1 , (total carbon, TC): , , .3.2 , (total inorganic carbon, TIC): , : , , , (IV), c (II), , . - (IV), / - .3.3 , (total organic carbon, ): , .3.4 , (dissolved organic carbon, DOC): , - , 0,45 .3.5 ,

5、 (dissolved inorganic carbon): , - , .3.6 , (total dissolved carbon): , . 3.13.4 , 1.4 31861, 31862 17.1.5.05 , .2 319582012* 532282008 . 1. - . . 100 3. . , -, 0,1 3 100 3, 2830.5 15.1 , , 550 1000 - (IV) - . -(IV)-.5.2 , , , -, , , 550 1000 ; - -; . 24104 ( ) 0,1 220 . 29227 29228 2- . 29169 2- .

6、c177 2,5 %. 1770 2- . 1770 2- . 25336. 14919. (, , , ). . , . . 0,45 . . 6709 . 4220. 20490. , . . ( NaHCO3) 4201, . . ( Na2CO3) 83, . . 14261, c. ., 3118, . ., (). 6552, . . . 3956. . 99,999 % - , , ( 0,1 / - (IV) 1 /). ( ), - .3 3195820125.3 5.3.1 , - , - : 0,3 /3 10 /3; 0,5 /3 10 100 /3; 1,0 /3 100 /3. , , - () .5.3.2 - 1000 /3 500 3 1,063 , (. 5.3.1) . 2 8 6 .5.3.3 - 100 /3 100 3 10 3 - (. 5.3.2), (. 5.3.1) . 2 8 3 .5.3.4 1000 /3 1000 3 4,41 500 3 (. 5.3.1). 3,5 , . 6 . (N2) 285 1 ; - (N) - 24 .5.3.5 5.3.1 .