Item | Standard | Analysis data |
State of solution (Transmittance) | Not less than 95.0% | 98.1% |
Specific rotation[α]20/D (C=5,1mol/L HCL) | +10.5° to +12.3° | +11.0° |
Chloride (Cl) | Not more than 0.10% | 0.008% |
Sulfate (SO4) | Not more than 0.2% | 0.005% |
Heavy metal(Pb) | Not more than 10ppm | <10ppm |
Arsenic(As2O3) | Not more than 2ppm | <2ppm |
Loss on drying | Not more than 0.20% | 0.16% |
Assay | 98.0% to101.0% | 99% |