- Organic Intermediate[1]
- Organic Acid[1]
- Ester & Derivatives[2]
- Phosphate[10]
- Sulphate[2]
- Other Inorganic Salts[1]
- Other Organic Chemical[1]
- Inorganic Acids[1]
- Contact Person : Ms. Sun Tinkle
- Company Name : Tianjin Ronghong Chemical Co., Ltd.
- Tel : 86-22-86896911
- Fax : 86-22-86817540
- Address : Tianjin,Tianjin,205 high-way,East of Yinhe Bridge,Beichen District
- Country/Region : China
- Zip : 300400
Sodium Metabisulphite
Commodity Name:sodium metabisulfite(Food additive) or sodium pyrosulfite
Molecular Formular:Na2S2O5
Molecular Weight:190.12
Quality: The finished product is of white or slightly yellow crystal powder of relative density of 1.4, with pungent SO2 smell being wet but no any other smell being dry. It dissolves in water and glycerin, solubility rising with temperature. It is slightly soluable in alcohols.
Usage:Sodium metabisulfite is widely used in leather tanning, cloth knitting, organic matters blanching, mordants, food preservation, brewing, sterilization and antisepsis of beverage, synthetic organic reducers for photography, rubber coagulators and spices.
Package:25kg plastic bag
| Parameter | Value |
| Na2S2O5 % ≥ | 96.0 |
| Fe% ≤ | 0.005 |
| clarity | slight turbid |
| heavy metalpb,% ≤ | 0.0005 |
| arsenic%≤ | 0.0002 |
Sodium Metabisulphite