Customization: | Available |
---|---|
Transport Package: | Bag/Drum |
Specification: | 25KG/Drum, 1KG/Bag |
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Audited by an independent third-party inspection agency
Product Name: | L-TRYPTOPHAN | Batch Weight: | 40KG |
Testing basis: | USP32 | Batch NO: | SH20230204 |
Manufacturing Date: | 4.FEB .2023 | Expiry Date: | 3.FEB .2027 |
CAS NO: | 73-22-3 |
ITEM | STANDARD | RESULT |
Appearance | White or off-white crystalline powder | Conform |
Identification | Infrared absorption | Conform |
Specific rotation[a]D20° | -29.4°~-32.8° | -31.0° |
Assay(HPLC) | 98.5%--101.5% | 99.5% |
Loss om Drying | NMT 0.3% | 0.05% |
Residue on ignition | ≤0.10% | 0.04% |
Chloride(Cl) | ≤0.05% | <0.05% |
Sulfate(SO4) | ≤0.03% | <0.03% |
Iron(Fe) | ≤30PPM | <30PPM |
PH | 5.5~7.0 | 5.7 |
Heavy metals(Pb) | NMT 15 PPM | Complies |
Total Plate Count | 1000/g Max. | Complies |
Yeast & Mold | 100/g Max | Complies |
Salmonella | Negative | Negative |
E.Coli | Negative | Negative |
Staphylococcus Aureus | Negative | Negative |
This is certified that we, the undersigned,have inspected the quality of above-mentioned goods and found the result as follows. Conclusion: COMPLY WITH THE REQUIREMENTS OF USP32 ENTERPRISE STANDARD. |