- DALIAN HANDOM CHEMICALS CO.,LTD.
- China Manufacturer with main products:Carbomer 940 ,Carbomer 974P ,Vegan Vitamin D3 ,Sodium Hyaluronate ,Pumpkin Seed Protein ,Brown Rice Protein ,Rice Protein ,Sunflower Seed Protein ,Mung Bean Protein ,Walnut Protein ,Algae DHA powder ,Riboflavin Sodium Phosphate ,D-Alpha Tocopherol ,Folic Acid
Home > Products > Amino Acids > L-Serine
L-Serine
- USD $26.50 - $45.00 / Kilogram |Get Latest Price
- 1 Kilogram / Kilograms
- 5000 Kilogram / Kilograms per Month
- Shanghai port, Guangzhou port, Beijing port or Dalian port
- T/T PayPal
- 7 days
Product Details
| Brand Name: | HANDOM CHEM | Place of Origin: | China | Type: | Other, Nutrition Enhancers, Amino Acids |
| EINECS No.: | 200-274-3 | MF: | C3H7NO3 | Other Names: | (S)-2-Amino-3-hydroxypropanoic acid; 8-HYDROXY-L-ALANINE; H-Ser-OH; Ser |
| CAS No.: | 56-45-1 |
Packaging Details
25kg net fibre drum.
Product Description
| Characteristics | White crystal or crystalline powder, odorless, sweet |
| Relative Density | 1.6 |
| Boiling Point | 197.09℃(Rough Estimate) |
| Melting Point | 222℃(dec.) (lit.) |
| Flashing Point | 150℃ |
| Specific Rotation | 15.2°(c=10, 2N HCl) |
| Refractive Index | 1.4368(Estimate) |
| Acidity Coefficient | 2.19(At 25℃) |
| Water Solubility | 250 g/L(20℃) |
| Testing Items | Specifications |
| Appearance | White crystals or crystalline powder |
| Identification | Infrared absorption |
| Specific Rotation | +14.0°~ +15.6° |
| Transmittance | Not less than 98.0% |
| Chloride | Not more than 0.05% |
| Sulfate | Not more than 0.03% |
| Iron | Not more than 30ppm |
| Heavy Metals(Pb) | Not more than 15ppm |
| Loss on Drying | Not more than 0.20% |
| Residue on Ignition | Not more than 0.10% |
| Individual Impurities | Not more than 0.5% |
| Total Impurities | Not more than 2.0% |
| Total Plate Count | Not more than 1000CFU/g |
| Yeasts & Moulds | Not more than 100CFU/g |
| Escherichia coli | Negative |
| Assay | 98.5% ~ 101.5% |
| pH Value | 5.5 ~ 6.5 |
1) As biochemical reagents and food additives;
2) Nutritional supplements, the main role of skin stratum corneum to maintain moisture, key additives in advanced cosmetics;
3) It can be used for biochemical and nutritional research, and can also be used as a raw material for the synthesis of cycloserine;
4) Serine can promote the metabolism of fat and fatty acid and help maintain the immune system;
5) Synthesize precursors of purine, thymine and choline;
6) It has the function of stabilizing the pH value of eye drops, and is non-irritating after eye drops; it is one of the important natural moisturizing factors (NMF).
25kg per drum or according to the requirements from customers.
Preserved in unopened original containers in a cool dry place before using; kept away from sunlight, heat and moisture.
24 months if stored under above mentioned conditions.
Contact Us
- DALIAN HANDOM CHEMICALS CO.,LTD.
- ContactJohn Wang
- AddressGanjingzi Dist Dalian,Liaoning
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