| ≥1 piece |
Characteristics: White crystalline powder
Identification: Positive reaction
Melting point: 190
pH: 2.1-2.6
Clarity of solution: Pass
Color of solution: ≤BY7
Copper salt: ≤5ppm
Lead: ≤2ppm
Heavy metal: ≤10ppm
Ferrite: ≤2ppm
Lead: ≤2ppm
Oxalate: ≤0.2%
Sulfated ash: ≤0.1%
Specific rotation: +20.5- +21.5
Assay: 99.0%- 100.5%
Organic volatile impurities: Pass
Packing:25KG/Carton