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- Contact Person : Ms. Phoebe Miss
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Sodium hydrosulfite
Product Detailed
Related Categories:Other Inorganic Chemicals
CAS No.: 7775-14-6
EINECS No.: 231-890-0
MF: Na2S2O4
Appearance: White powder
Item | 90% | 88% | 85% | food grade |
Na2S2 O4 | ≥ 90% | ≥ 88% | ≥ 85% | ≥ 85% |
(Fe) | ≤ 20ppm | ≤ 20ppm | ≤ 20ppm | ≤ 20ppm |
(Zn) | ≤ 1ppm | ≤ 1ppm | ≤ 1ppm | ≤ 1ppm |
Clarity | Clarify | Clarify | Clarify | Clarify |
EDTA | - | - | - | Qualified |
(As) | - | - | - | ≤ 1ppm |
Other heavy metals(pb) | - | - | - | ≤ 1ppm |
HCHO | - | - | - | ≤ 0.05% |
water insoluble matter | ≤ 0.05% | ≤ 0.05% | ≤ 0.05% | - |
Sodium hydrosulfite
