Product]:L-L-SERINE
[Structural formula]:
[Molecular formula]: C 3 H 7 NO 3
[Molecular weight]: 105.09
[Descriptions]: L-SERINE is white crystal or crystalline powder, odorless, sweet taste, soluble in water, nearly insoluble in ethanol, acetone and ether.
[Quality standard]: FCC IV,AJI 97,USP24, or at Buyer's option.
Item FCCIV AJI97 USP24
| Item | Specifications |
| Description | White crystals or crystalline power |
| Assay ,% | 98.5~101.5 |
| Transmittance, % | ≥95.0 |
| Specific rotation | +14.0°~+15.6° |
| Chloride,% | ≤0.02 |
| Sulfate,% | ≤0.02 |
| Ammonium,% | ≤0.02 |
| Iron, % | ≤0.001 |
| Heavy metals ,% | ≤0.001 |
| Arsenic, % | ≤0.0001 |
| Loss on drying, % | ≤0.2 |
| Residue on ignition,% | ≤0.1 |
| PH | 5.2 -6.2 |
| Conclusion: This product conforms to requirements of AJI 92 standard. | |
[Packing]:Packing in craft paper bags or paperboard barrels of 25kg each. The packaging can also be customized.
[Transportation]:Handle with care. Avoid damage on packaging. Prevent it from rains and sunlight. Keep away from poisonous and harmful substances in transit. It is non-hazardous chemical.
[Storage]:Keep in cool and dry place.
[Storage]:Store in cool, dry, clean and shading environment. Keep it away from poisonous and harmful substances to avoid pollution.