Product Name |
L-Carnosine |
Batch Number |
20220930 |
Batch Quantity |
500kg |
CAS NO |
305-84-0 |
Manufacture Date |
Sep. 30, 2022 |
Expiry Date |
Sep. 29, 2024 |
Items |
Specifications |
Results |
Appearance |
White to off-white Crystalline powder |
Conform |
Color of Solution (2% in water) |
Colorless |
Colorless |
Turbidity (1% in water) |
Max. 4.0 NTU |
0.4 NTU |
Water Content |
Max. 1.0% |
0.2% |
Decomposition Point |
250℃~265℃ |
257℃ |
Specific Optical Rotation [alpha]D (c = 2 in water, 20°C) |
20.0 to 22.0 |
21.0 |
Perchloric Acid Titration (0.1 mol/L) |
98.0 to 102.0% |
99.5% |
Purity (HPLC) |
Min. 98% |
99.5% |
Heavy Metals as Pb (color reaction with thioacetamide) |
≤10ppm |
<10ppm |
Hydrazine |
≤2ppm |
<2ppm |
L-Histidine |
≤0.3% |
0.08% |
Total Aerobes Counts |
≤1,000 cfu/g |
<2 cfu/g |
Moulds & Yeasts |
≤1,000 cfu/g |
<2 cfu/g |
E.coli |
Negative |
Negative |
Salmonella |
Negative |
Negative |
FT-IR Spectrum |
226.2±1 |
Conform |
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More Information:
Preparation & Application of Carnosine
Certificate of Analysis - Carnosine
Carnosine & Anti-Aging
Product Info | Carnosine
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