Detailed content
Specification parameter
Product packaging
Items | FAMI-QS Certified | Result |
Apperence | white to yellowish crystalline or crystalline powder | confirmed |
Assay (dry base)(%) | ≥98.0 | 99.4 |
Loss on drying (%) | ≤1 | 0.36 |
PH | 4.0~7.0 | 5.27 |
Residue on ignition | ≤0.5 | 0.10 |
Specific rotation(a)D25 | +26.6~+28.8 | +27.2 |
Iron salt% | ≤0.003 | <0.003 |
Heavy metals(as Pb) | ≤5 | <5 |
Arsenic (as in total arsenic) | ≤2 | <2 |
Iron (Fe) ppm | ≤30 | <30 |
Mercury(as Hg) | ≤0.1 | <0.1 |
Cadmium(as Cd) | ≤2 | <2 |
Salmonella | Negative | Nega |
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