- Carbonate[10]
- Oxide[9]
- Food Additives[7]
- Chemical Auxiliary Agent[5]
- Organic Fertilizer[7]
- Catalyst[1]
- Chemical Reagents[6]
- Feed Additives[1]
- Phosphate[4]
- Inorganic Acids[3]
- Camellia Oil[1]
- Contact Person : Mr. Lei Richard
- Company Name : Changsha Hecom Chemical Co., Ltd.
- Tel : 86-731-82285968
- Fax : 86-731-82280256
- Address : Hunan,changsha,Rm 24G, Biyuntian,2nd Duan, Furong Rod
- Country/Region : China
- Zip : 410000
Sodium metabisulfite for food use
Appearance: white or light yellow crystalline powder.
Application :Mordant of printing and dyeing; Dechlorinate of textile after bleaching;Sulphonated agent and reducer of chemical industry and pharmacy; Bleaching agent of paper pulp, bamboo and timber bleaching agent of stapk; Mineral-dressing of nonferrous metals; Treating agent of waste water; Rubber solidifying agent.
Packing: In 25, 50, 1000kg PVC plastic film with a polypropylene bag.
Technical Specification:in conformity with: HG/T 2826-1997
Item | High-grade | First-grade |
Content (as Na2S2O5)% | 97.0 % min. | 95.0 % min. |
Iron (as Fe) | 0.005 % max. | 0.010% max. |
water-insoluble | 0.05% max. | 0.05% max. |
Arsenic (as As) | 0.0001% max. |
|
Technical Specification:in conformity with: GB6010-85(first-grade)
Item | Index |
Content(SO2) | 65.0 % min. |
Iron (Fe) | 0.005% max. |
insoluble in water | 0.05% max. |
PH Value | 4.0-4.6 |
Sodium metabisulfite for food use
