Customization: | Available |
---|---|
CAS No.: | 5256-76-8 |
Formula: | 5256-76-8 |
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Package | carton drum with two plastic bags inside |
Net weight | 25KG/Drum |
Storage | Sealed in cool and dry place to avoid moisture and light |
Shelf life | 2 years when properly stored |
Lead time | 1~3 days after confirmation |
Test Items |
Test Specifications |
Test Results |
Test Method |
Appearance |
White to yellowish crystalline powder |
yellowish crystalline powder |
Visual |
Assay(Dry basis) | ≥98.0% | 98.8% | Internal |
Solubility | Clear | Complies | Internal |
Specific rotation[α]D20 | +16.5°~18.5° | +17.4° | Internal |
PH | 5.5~7.0 | 5.6 | USP |
Loss on drying | ≤0.5% | 0.46% | USP |
Residue on ignition | ≤0.1% | 0.05% | USP |
Heavy metals(as Pb) | ≤10ppm | <10ppm | USP |
Pb | ≤3ppm | <3ppm | USP |
Cd | ≤1ppm | <1ppm | USP |
Hg | ≤0.1ppm | <0.1ppm | USP |
As | ≤1ppm | <1ppm | USP |
Fe3+ | ≤10ppm | <10ppm | USP |
Cl- | ≤500ppm | <500ppm | USP |
Bulk density | 0.45g/ml~0.55g/ml | 0.52g/ml | / |
Tapped density | ≥0.70g/ml | 0.79g/ml | / |
Mesh | 95% pass 30 mesh | Conform | / |
Plate count | ≤1000 cfu/g | <1000 cfu/g | CP2010 |
Yeast&Mold | ≤100 cfu/g | <100 cfu/g | CP2010 |
E.Coli | Negative | --- | CP2010 |
Salmonella | Negative | --- | CP2010 |
Staphylococcus | Negative | --- | CP2010 |
Conclusion | Complies to the above-mentioned specifications. |