Specifications︰
Items Specifications
Appearance Colorless,clear,viscous liquid
Identification TLC: Standard solution and test solution same spot,RF
Specific optical -2.4°~ -2.8°
Heavy metals ≤10ppm
Sulfate ≤0.02%
Chloride ≤0.02%
Phosphate lon The color of solution not stronger than the control solution(5ppm)
Residual Solvent(methanol) ≤100 ppm
pH 5.0~7.0
Water content 14.0~16.0%
Assay(dried basis) 98.0~102.0%