Appearance |
Slightly yellow or off-white powder |
Complies |
Identification |
Complies |
Complies |
Solubility |
Very slightly soluble in water soluble in alkali-OH Soln. |
Complies |
Moisture content |
≤ 10.0% |
8.3 % |
Melting point |
140ºC~145ºC |
144ºC |
Heavy metals |
≤ 10ppm |
Complies |
pH(in 0.25% water) |
2.6~3.0 |
2.8 |
Particle size (Mesh) |
- |
100% through 30 mesh |
Bulk density |
- |
0.48g/ml |
B 6 Vitamin B 6 |
≤ 0.05% |
Negative |
Assay on dried |
98.0%~101.0% |
98.9 % |