Original
The company profile was verified by 
Appearance: white crystal MP:133-136°C
Content : ≥99.5% Loss on drying:≤0.5%
Sulfate: ≤ 0.02% Chloride: ≤0.05%
Residue: ≤ 0.1% Heavy metal : ≤ 20ppm
Content : ≥99.5% Loss on drying:≤0.5%
Sulfate: ≤ 0.02% Chloride: ≤0.05%
Residue: ≤ 0.1% Heavy metal : ≤ 20ppm
