| Place of Origin: | Shaanxi, China |
|---|---|
| Brand Name: | Ceres |
| Certification: | ISO9001,GMP |
| Model Number: | L-Serine |
| Minimum Order Quantity: | 1kg |
| Price: | $20-$30/kg |
| Packaging Details: | Drum, Vacuum Packed, Aluminium Foil Bag |
| Payment Terms: | T/T, Paypal, Western Union, L/C, MoneyGram, D/A, D/P |
| Supply Ability: | 5000 Kilogram/Kilograms per Month |
| Product Name: | L-Serine | Appearance: | White Powder |
|---|---|---|---|
| Assay: | 98% | CAS NO: | 56-45-1 |
| EINECS: | 200-274-3 | Solubility: | Soluble In Water |
| Free Sample: | Available | Application: | Food Additive |
| High Light: | CAS No. 56-45-1 Amino Acid Powder,99% Amino Acid Powder,CAS No. 56-45-1 L-Serine Powder |
||
| Product Name | L-Serine |
| CAS No. | 56-45-1 |
| Spec./Purity | 98% |
| More Infos | Appearance: White powder MOQ: Any quantity is welcomed Package: 1kg/ AL bag; 25kg/Fiber Drum with Plastic Bags inside Payment: PayPal, T/T, Western Union, Alibaba Trade Assurance |
| L-Serine is important in metabolism in that it participates in the biosynthesis of purines and pyrimidines. It is the precursor to several amino acids including glycine and cysteine, as well as tryptophan in bacteria. | |
| Analysis | Specification | Result | Test method |
| Physical Description | |||
| Appearance | White fine powder | Complies | Visual |
| Odor | Characteristic | Complies | Organoleptic |
| Tasted | Characteristic | Complies | Organoleptic |
| Particle size | 100% through 80 mesh | Complies | 80 Mesh |
| Extract solvent | Water/Ethanol | Complies | / |
| Bulk density | 40~65g/100ml | 45.6g/100ml | / |
| Chemical Tests | |||
| Assay (L-Serine) | 99% | 99.15% | HPLC |
| Loss on Drying | 5.0% Max | 0.13% | 5g/105℃/2hrs |
| Sulphated Ash | 5.0%Max | 0.08% | 2g/525℃/3hrs |
| Heavy metals | |||
| Pb | 2ppm Max | Complies | AAS |
| As | 2ppm Max | Complies | AAS |
| Cd | 1ppm Max | Complies | AAS |
| Hg | 1ppm Max | Complies | AAS |
| Microbiology Control | |||
| Total plate count | 10,000cfu/g Max | Complies | AOAC |
| Yeast & Mold | 1000cfu/g Max | Complies | AOAC |
| E. Coli | Negative | Negative | AOAC |
| Salmonella | Negative | Negative | AOAC |
| Conclusion | Complies with the standards. | ||
| General Status | Non-GMO, Non-irradiation. | ||
1. For biochemical reagent and food additive.
2. Nutritional supplement, in cosmetics as skin nutrition additive.
3. Available for biochemical and nutritional research purposes, but also can be used as synthetic ring serine raw materials.
