Product Description MF: Na2S2O2.5H2O
Purity: 99%min
Appearance: Crystal flake
Packaging: 25kg PP bags or 1000Kg jumbo bags
Delivery: Within 15 days after receiving the advance.
Usage:
Used in fixers, plating, leather, reductant, dechlorinating agent, sulfur dyeing agent, as a blush preventive agent, and as a disinfectant. And decolor agent.
Purity: 99%min
Appearance: Crystal flake
Packaging: 25kg PP bags or 1000Kg jumbo bags
Delivery: Within 15 days after receiving the advance.
Usage:
Used in fixers, plating, leather, reductant, dechlorinating agent, sulfur dyeing agent, as a blush preventive agent, and as a disinfectant. And decolor agent.
| Appearance | colorless transparent crystal |
| Assay | ≥ 99.00% |
| Water Insoluble matter | ≤ 0.2% |
| Sulfide | ≤ 0.0004% |
| Alkalinity (as NaOH) | ≤ 0.02% |
| Acidity (as H2SO4) | ≤ 0.01% |
| Iron (as Fe) | ≤ 0.003% |
| Heavy metals (as Pb) | ≤ 0.001% |
| PH | 6.5~9.5 |
| Water solution reaction | in accordance with the test |