Basic Info. Model NO.:Header Powder:Yes Customized:Customized Certification:GMP, HSE, ISO 9001, USP, BP Suitable for:Elderly, Children, Adult State:Liquid Purity:>98% Assay:98.5-101.50% Grade:USP, Bp, Ep Appearance:White Crystal Powder Trademark:Header Specification:Hplc, usp grade Origin:China HS Code:38220090
| Product: L-TYROSINE |
| Item | Specification (USP37) | Result | Methods |
| Appearance | White powder | Conforms | Visual |
| Identification | Infrared Absorption | Conforms | IR |
| Assay | 98.5 to 101.5% | 99.50% | USP- ASSAY |
| (Calculated on the dried basis) |
| Specific rotation [α] 25D | -9.8°to -11.2° | -10.4° | USP-781S |
| Loss on Drying | Not more than 0.3 % | 0.22% | USP-731 |
| Residue on ignition | Not more than 0.4% | 0.18% | USP-281 |
| Chloride (Cl) | Not more than 0.04% | <0.04% | USP-221 |
| Sulfate (SO4) | Not more than 0.04% | <0.04% | USP-221 |
| Iron (Fe) | Not more than 30ppm | <30ppm | USP-241 |
| Heavy metals (Pb) | Not more than 15ppm | <15ppm | USP-231 |
| Lead | Not more than 3ppm | <3ppm | AFS |
| Chromatographic purity | Chromatographically not detectable | Conforms | USP |
| Residual Solvents | Meets the requirements | Meet the requirements | USP |
| Total plate count | Less than 1000 cfu/g | Conforms | CP |
| Yeast & molds | Less than 100 cfu/g | Conforms | CP |
| Coliforms: | Less than 10 cfu/g | Conforms | CP |
| E Coli | Negative | Negative | CP |
| Salmonella | Negative | Negative | CP |
| Pseudomonas | Negative | Negative | CP |
| S.Aureus | Negative | Negative | CP |
| Conclusion :Agree with the specification of USP37. |
ABOUT US
Qingdao Header International Trade Co., Ltd.who is one of the subsidiaries of Seawin Biotech Group, is a comprehensive international trading company entitled to import-export operation rights in China. Header is located in Qingdao, Shandong Province, one of the famous seaside opening cities and regional economic centers of China, offering a geographical advantage for us to develop supply services on dietary supplement and raw material for
Pharmaceutical Chemicals and
Health Care products. Since its establishment, Header has been committed to maintaining long-term and stable cooperation relationship with American customers, and aims to be one of the most influential
Pharmaceutical Chemical suppliers in China. At present, Header has established a cooperative relationship with 160 factories in more than 30 provinces, cities and municipalities of China, selling its products to more than 20 countries and regions in the United States, Europe, Asia, etc. Relying on the high quality and reasonable price of its products, Header has become an important partner of American and Japanese companies, winning the trust and praises from customers all over the world.
Header is mainly engaged in the following products:
1. biochemical products (D-Glucosamine hydrochloride,
Chondroitin Sulfate, MSM,
Alpha Lipoic Acid,
Kojic Acid Dipalmitate, Hyaluronic Aicd Sodium, etc.);
2. plant extracts (Resveratrol, Europe bilberry, stevia, grape seed, 5-HTP, etc.);
3. vitamin products (VC, VB1, VB6, VB5, etc.);
4.
Amino Acid products (L-Tyrosine, N-Acetyl-L-Cysteine, etc.);
We wish to establish a long-term win-win cooperative relationship with domestic and foreign customers!
Contact us if you need more details on L-Tyrosine. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Amino Acid、Chemicals. If these products fail to match your need, please contact us and we would like to provide relevant information.
Product Categories : Pharmaceutical Intermediate
