Customization: | Available |
---|---|
Powder: | Yes |
Customized: | Non-Customized |
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Product name | Vitamin B12(Cyanocobalamin) | Mfg. Date | 2023- MAR.-24 |
Batch number | SH20230324 | Test date | 2023- MAR. -24 |
Packing | 1kg/Bag | Expiry date | 2025-MAR. -23 |
Quantity | 1kg |
Item | Limits | Result |
Characteristics | Dark red crystalline powder | complies |
Identification A(UV) | Absorption maxima at 278nm,361nm and from 547nm to 559 nm | complies |
Ratio absorbances | A361/A278nm 1.70-1.90 | 1.86 |
A361/A550nm 3.15-3.40 | 3.26 | |
Identification B(TLC) | Conforms to standard | Complies |
Identification C(Chemistry) | Positive | Positive |
Identification D(Chemistry) | Positive | Positive |
Pseudo cyanocobalamin | Complies | Complies |
Related substances(HPLC) | <3% | 1.1% |
Loss on drying | <12% | 2.1% |
Assay(On dry basis)(UV) | 96.0%-100.5% | 99.1% |
Total plate count | 1000cfu/g Max | Complies |
Yeast & Mold | 100cfu/g Max | Complies |
Salmonella | Negative | Negative |
E.Coli | Negative | Negative |
Aflatoxins B1 | <2ug/kg | Complies |
Aflatoxins (B1,B2,G1,G2) | <4ug/kg | Complies |
Conclusion | The specification conform with BP2012 and USP34 standard |