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| Place of Origin: | China (Mainland) |
| Grade Standard: | |
| Purity: | 85%88%90% |
| Appearance: | Free-flowing white crystalline powder with a slight odor of sulfur dioxide |
| Application: | Vat dying of fibres & textiles; Stripping agent for dyes; Bleaching sugar, soap, oils, minerals; Oxygen scavenger for synthetic rubbers. |
| Brand Name: | REGAL |
| Model Number: |
Quick Details
Specifications
COMMODITY: SODIUM HYDROSULPHITE 90% MIN
PACKING: 50KGS IRON DRUM WITH DOUBLE PLASTIC LINERS.
Appearance: Free-flowing white crystalline powder with a slight odor of sulfur dioxide
Application: Vat dying of fibres & textiles; Stripping agent for dyes; Bleaching sugar, soap, oils, minerals; Oxygen scavenger for synthetic rubbers.
specification:
Sodium : 90%min
Water insoluble: 0.1% max
Sodium thiosulfate(Na2S2O3): 1.2% max
Sodium metabisulfite(Na2S2O5): 5-7 %
Sodium bisulfite(NaHSO3) : 0.5% max
Sodium carbonate( Na2CO3): 0.6-2% max
Sodium formate(HCOONa): 0.5% max
Zn: 0.0001% max
Fe: 0.005 max