China High Qualitgy Amino Acid CAS: 56-45-1 L-Serine, Find details about China L-Serine, D Serine from High Qualitgy Amino Acid CAS: 56-45-1 L-Serine
Product Name | L-SERINE |
Chemical Name | (S)-2-Amino-3-hydroxypropanoic acid |
CAS No. | 56-45-1 |
MF | C3H7NO3 |
EINECS No. | 200-274-3 |
Molecular Weight | 105.09 |
Appearance | White powder |
Density | 1.6 |
Melting Point | 222 °C (dec.) (lit.) |
Water Solubility | 250 g/L (20 ºC) |
Purity | 99%min |
Quality Standards | AJI97 |
Item | Specification (AJI97) |
Appearance | White crystalline powder |
Assay, % (on dry matter) | 99.0~101.0 |
Specific optical rotation | +14.4o~+15.5o |
Transmittance,% | ≥98.0 |
pH value | 5.2~6.2 |
Loss on drying, % | ≤0.2 |
Heavy metals, % | ≤0.001 |
Residue on ignition, % | ≤0.1 |
Chloride,% | ≤0.02 |
Sulfate,% | ≤0.02 |
Iron, % | ≤0.001 |
Arsenic, % | ≤0.0001 |
Ammonium (as NH+4), % | ≤0.02 |
Other amino acids | Not detd. |