Customization: | Available |
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CAS No.: | 305-84-0 |
Formula: | C9h14n4o3 |
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Product name:L-Carnosine
Other name: carnosine
CAS:305-84-0
Molecular Formula: C9H14N4O3
Assay: 99%
Appearance: White to almost white powder
Certificate of Analysis
Product Name | L-Carnosine |
CAS No. | 305-84-0 |
Molecular Formula | C9H14N4O3 |
Molecular Weight | 226.23 |
Quality Standard | As USP |
Packing | 25kg fiber drum with double PE bag liner |
Shelf Life | 2years,Keep in cool and dry place,Protecte from light |
Item | standard |
Appearance | White to almost white powder |
Identification |
Comply with reference |
Loss on drying | ≤1.0% |
Heavy metals | ≤10ppm |
Arsenic | ≤1ppm |
Lead | ≤3ppm |
Cadmium | ≤1ppm |
Mercury | ≤0.1ppm |
Residue on ignition | ≤0.10% |
Specific rotation | +20.0°~ +22.0° |
Melting point |
250~265ºC |
PH(In 2% water) | 7.5~8.5 |
L-Histidine | ≤1.0% |
Beta-Alanine | ≤0.1% |
Total plate count | ≤ 1000cfu/g |
Yeast & Molds | ≤ 100cfu/g |
E.Coli | Negative |
Salmonella | Negative |
Assay | 99.0% ~ 101.0% |