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发布日期:2021年10月27日
LiuYang SanJi Chemical Trade Co.,Ltd
丝瓜秋葵榴莲草莓向日葵无弹窗_丝瓜秋葵榴莲草莓向日葵最 ,古代肉超级多的糙汉文最新章节免费阅读_古代肉超级多的糙 51

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LiuYang SanJi Chemical Trade Co.,Ltd
[China]

Address
B12-3-405,Gongjiaqiao Zone,Liuyang City Changsha Hunan
Phone
86-0731-83616112
丝瓜秋葵榴莲草莓向日葵无弹窗_丝瓜秋葵榴莲草莓向日葵最 ,古代肉超级多的糙汉文最新章节免费阅读_古代肉超级多的糙
Contact name
Cloudy Zhong

Quick Information

  • Brand Name: SANJI
  • Place of Origin: China
  • CAS No. : 10102-17-7
  • Purity : 98.5%

Description

Sodium hyposulfite

 

1,Chemical name: Sodium hyposulfite,


2,Molecular formula:Na2S2O2·5H2O
3,Molecular weight:248.17
4,Properties: monoclinic crystal, Melting point : 40-45, Relative density :1.729(17).


5,Quality standard:

丝瓜秋葵榴莲草莓向日葵无弹窗_丝瓜秋葵榴莲草莓向日葵最 ,古代肉超级多的糙汉文最新章节免费阅读_古代肉超级多的糙

Item

Photographic grade

Industrial grade

Anhydrous grade

Appearance

colorless transparent crystal

colorless transparent crystal

white powder

Assay

≥99.00%

≥98.5%

≥97.0%

Water Insoluble matter

≤0.01%

≤0.03%

≤0.03%

Sulfide

≤0.001%

≤0.003%

≤0.001%

Fe

≤0.001%

≤0.003%

≤0.005%

PH

6.5~9.5

6.5~9.5

6.5~9.5

Water solution reaction

in accordance with the test

in accordance with the test

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Granularity(g/g)

12~16

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----


6,Packing:25kg, 50kg plastic woven bag, or following your demand g.


7,Uses: used in fixers, plating, leather, reductant, dechlorinating agent, sulfur dyeing agent, as a blush preventive agent, and as a disinfectant. and decolor agent


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