- Chloride[10]
- Other Inorganic Chemicals[2]
- Chemical Auxiliary Agent[2]
- Oxide[10]
- Sulphate[10]
- Other Organic Chemical[2]
- Organic Acid[6]
- Dyestuffs[1]
- Inorganic Acids[1]
- Food Additives[2]
- Silicate[1]
- Halide ( Except Chloride )[2]
- Amine[10]
- Adhesives & Sealants[1]
- Organic Intermediate[1]
- Aldehyde & Ketone & Chinone[5]
- Phosphate[10]
- Chemical Reagents[1]
- Carbonate[10]
- Organic Salt[1]
- Organic Fertilizer[1]
- Agrochemicals & Pesticides[2]
- Alkali[5]
- Nitrate[10]
- Borate[8]
- Aluminum Powder[1]
- Other Inorganic Salts[1]
- Monosodium Glutamate[1]
- Contact Person : Ms. Tang Tina
- Company Name : Guangzhou Sheng Wang Company Ltd.
- Tel : 86-20-89089654
- Fax : 86-20-89089984
- Address : Guangdong,Guangzhou,No. 1000 Xin Gang Dong Road Hai Zhu District Guangzhou
- Country/Region : China
- Zip : 510305
Sodium hydrosulfite 90%
Sodium Hydrosulfite CAS NO:7775-14-6
H.S code:28311000
Content: 85% 88% 90%Grade:Industry grade and food additive grade
Specification:
Guidelines | 90% |
Na2S2O4 | ≥90% |
Fe | ≤20ppm |
Zinc (Zn) | ≤1ppm |
Other heavy metal (With Pb to calculate ) | ≤1ppm |
Matter which does not dissolve in water | ≤0.05% |
Storage time limit( month ) | 12 |
Usage:
(1) Used as reducer, dyes auxiliary of dyeing industry, synthetic dyes and intermediates.(2) Used as bleaching agent of paper pulp in paper-making industry. (3) Used as bleaching agent of china clay in the ceramics industry. (4) Used as deoxidizer of rubber and styrene butadiene rubber synthesis, developer in photo-taking industry.(5) Used as reducing agent, bleaching agent in the industries including pharmacy, food, metallurgy and leather
Package:
50 kg net in iron drums with double inner polybags. 21MT(420drums) in 20ft container.
Sodium hydrosulfite 90%
