GOST 32438-2013 Goods of household chemistry Method for determination of sulphur-bearing reductants mass fraction《家用化学物品 含硫还原剂质量分数的测定方法》.pdf

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3、 M 3 . 1. 162589 . 177074 ( 104283, 4788) . , , , . 415979 . . 420477 . . 451787 . , 4919.177 . 670972 . 914780 . 1016376 . . 241042001 . * 2533682 . , 25794.183 . - 25794.283 . 2702586 . 2706886 ( ) 5- . 2916991 ( 64877) . * 532282008 . 1. . . 324382013 2 2922791 ( 835-181) . . 1. 2925191 ( 385-184

4、) . . 1. , 1 , . ( ), ( ) . , , , , . 3 3.1 27025. 3.2 , . 4 , , (II) 0,1 200 24104 (II) 0,05 200 . (1 100 ) F1 OIML R 111-1. -24/10 25336. 1-1-2-25-0,1 29251. 1-10-2, 3-25-2, 3-50-2 1770. 1-250-2 1770. 2-2-25 29169. 2-1-2-2 29227. -1-250 25336. -75-110 25336. 5 3 9147. ( ) 5- 27068, (Na 2 S 2 O 3 5H 2 O) = 0,1 3(0,1 .), 25794.2. 4159, (1/2 I 2 ) = 0,1 3(0,1 .), 25794.2. 4204, (1/2 H 2 SO 4 ) = = 0,1 3(0,1 .), 25794.1. 61, 10 %, 2.89 4517. 1625. 10163, 0,5 %, 4919.1. 6709 . 5 5.1