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Company Profile
Henan Brilliant Biotech Co.,LtdBy certification [File Integrity]
Contact:baiweite(Mr.)
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Area:Henan
Address:Henan
Website:http://www.brilliantplant.com/ http://baiweite.szzhanteng.com/
Sodium Metabisulfite
Sodium Metabisulfite or sodium pyrosulfite (IUPAC spelling; Br. E. sodium metabisulphite or sodium pyrosulphite) is an inorganic compound of chemical formula Na2S2O5. The substance is sometimes referred to as disodium metabisulfite. It is used as a disinfectant, antioxidant and preservative agent.
Introduction
Appearance:White crystalline powder
Molecular formula: Na2S2O5
Molecular weight: 190.09
CAS No.: 7681-57-4
HS No.: 28321000.00
FEMA No.: 3025
EINECS No.:231-673-0
Function :preservative,Bleaching agent,Antiseptic,Inhibitor.
Technical Specification
Tests |
Specification |
Appearance |
White free-flowing Crystal Powder |
Purity (Na2S2O5) |
97% min |
Iron (Fe) |
0.003% min |
Heavy Metal (Pb) |
5 ppm max |
Arsenic (As) |
1 ppm max |
Water Insoluble |
0.05% max |
PH Value |
4.0-4.6 |
Application
It is used widely as an acidifier, as a flavoring and chelating agent.
Packing
25kgs/PP PE BAG
Storage and Transportation
kept in a light-proof,well-colsed,dry and cool place.
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