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27 Metric Ton |
FOB Price: USD 325.0000 |
purity 97%min Sodium metabisulfite for food grad and industrial grade high quality Sodium metabisulfite Sodium Metabisulfite
Sodium Metabisulfite
1. High Quality Ingredient
2. Strict QC
3. Competitive Price
4. Excellent After-service
Chemical name: Sodium metabisulfite
CAS NO: 7681-57-4
Melting point:150°C
Molecular formula:Na2O5S2
Stability:stable incompatible with strong oxidizing agents,strong acids.contact with strong acids releases a poisonus gas.may be moisture air sensitive.
Water solubility:540g/l(20°C)
Purity:97%
Main applications:
Bleach agent(e.g.Candies,cake,bamboo shoots,etc);
loose agent(e.g.bread,cracker etc);
Antiseptic germicide(e.g.fruit juice,tinned food etc);
Inhibit freshen agent(e.g.day lily,seafood,fruit vegetable etc);
Packing: 25kg / 500kg / 1000kg In polythene plastic bag with a polypropylene overbag depend upon customer requests.
Certificate of Analysis:
Test item |
Standar request |
Results of test |
Appearance |
whige light yellow crystalline powder |
meet the demand |
Content(Na2 S2O5%) |
≥95% |
97.26% |
SO2% |
≤65% |
65.55% |
Fe% |
≤0.005% |
0.003% |
Insoluble substance in water% |
≤0.05% |
0.01% |
Heave metal(Pb)% |
≤0.002% |
0.001% |
AS% |
≤0.0002% |
0.0001% |
PH |
4.0-4.6 |
4.3 |
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