Product Details
| Product Name: L-Carnosine | CAS No.: 305-84-0 |
| Min. Order: 1KG | Purity: 98% |
| Supply Ability: 10 ton | Release date: 2026/05/28 |
| Packaging: 25kg drums | Keywords 1 : L-Carnosine supplier |
| Keywords 2: L-Carnosine manufacture | Keywords 3: L-Carnosine factory |
| Keywords 4: L-Carnosine low price |
L-Carnosine CAS 305-84-0
L-Carnosine Quick Details
Chemical Name: L-Carnosine
CAS No.:305-84-0
Molecular Formula:C9H14N4O3
Molecular weight: 226.23
Appearance: White or off-white powder
L-Carnosine Typical Properties
Item | Specifications | Results |
Appearance | White or off-white powder | Off-white powder |
IR | This product is an infrared absorption spectrum is consistent with the reference map | Pass |
Assay | ≥99.0% | 99.3% |
Melting point | 250~265oC | 251.0-251.6oC |
Heavy metal | ≤20ppm | Pass |
Residue on ignition | ≤0.1% | Not detected |
Specific optical rotation | +20.0°~+22.0° | +21.5° |
Loss on drying | ≤1.0% | 1.0% |
L-histidine | ≤0.30% | 0.09% |
β-alanine | ≤0.30% | 0.02% |
Single impurity | ≤0.20% | 0.06% |
Total impurities | ≤1.0% | 0.3% |
Total aerobes count | NMT3000cfu/gm | <10cfu/gm |
Mold&yeast | NMT300cfu/gm | 40cfu/gm |
Coliform | Less than 10cfu/gm | <10cfu/gm |
E.Coli | Absent/10gm | Not detected |
Staphylococcus aureus | Absent/10gm | Not detected |
Conclusion | The results conforms with Enterprise standards | |
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China- Since: 2021-12-10
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