ITEM | STANDARD | RESULTS |
Appearance | white crystalline powder | white crystalline powder |
Identification | accord with infrared chart standard | accord with infrared chart standard |
Optical activity | -26--290 | -28.370 |
Assay | 99-101% | 99.46% |
Loss on drying | <1.0% | 0.21% |
Ignition residue | <0.5% | 0.15% |
Heavy metal | <10ppm | <10ppm |
A s | <2ppm | <2ppm |