Na2SO3
M.W: 126,04 CAS: 7757-83-7 EC: 231-821-4
P: P102+P202
- Appearance Colourless clear crystals – colourless clear crystals
- Assay ≥ 96%
- Iron (Fe) ≤ 0.001%
- Insolubility in water ≤ 0.01%
- Chloride (Cl–) ≤ 0.01%
- Thiosulphates (S2O3) ≤ 0.04%
- Copper (Cu) ≤ 0.0005%
- Carbonates (as Na2CO3) ≤ 0.15%
- Arsenic (As) ≤ 0.00004%
- Calcium (Ca) ≤ 0.005%
- Lead (Pb) ≤ 0.0005%
- Zinc (Zn) ≤ 0.0005%
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