Factory supply high quality sodium metabisulphite
USD $250 - $270 /Metric Ton
Min.Order:10 Metric Tons
Zhengzhou Mahaco Commercial Co., Ltd.
Factory supply high quality sodium metabisulphite
MF:Na2S2O5
MW:190.09
CAS NO.:7681-57-4
EINECS NO.:231-673-0
Density:1.48 g/cm3
PH:4.0-4.6
Name: | Factory supply high quality sodium metabisulphite |
Appearance: | White crystalline Powder |
Specification: | Industrial grade 1) Purity (calculated with Na2S2O5): 97% 2) Iron (Fe): 0.005% 3) SO2: 65% 4) PH value: 4.0-4.6 5)Water insoluble matter: 0.05%
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Foodstuff grade 1) Purity (calculated with Na2S2O5): 97% 2) Iron (Fe): 0.0005% 3) Arsenic (As): 0.0002% 4) pH value: 4.0-4.6 5) Water insoluble matter: 0.05% 6) Heavy metal (Cal. in Pb): 0.002%
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Package: | Sodium metabisulphite is packed in 25kg/bags or according to your request. |
Usage: | 1.Dye printing mordant. 2.Textile antichlor after being bleached.
3.Reducing agent and sulfonating agent for chemical and medical use. 4.Bamboo, wood, paper fiber bleaching agent, non-ferrous metal ore dressing agent, waste water treating , rubber freezing agent.
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