1. Product indicators
Appearance White crystalline powder
Effective content,% ≥99.5~101.0
PH (0.5% aqueous solution) 4.0~6.5
Ash (burning residue)% ≤ 0.1
Loss on drying%, ≤ 0.5
Melting point ℃ ≥ 225
Specific rotation - 0.1~+0.1
Reducing substance adopt
2. Package specification 1.0kg × 10 bottles / box; 15kg / cardboard barrel; 25kg / cardboard barrel
3. Storage method Avoid freezing environment, store in a dark, cool and dry place, room temperature and sealed.
