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| Product Name | 5-HTP |
| Appearance | Off-white powder |
| Assay | Min 98% test by HPLC |
| Molecular formula | C11H12N203 |
| Molecular weight | 220.23 |
| ITEMS | SPECIFICATIONS |
| Appearance | Off-white powder |
| Identification | Retention time of L-5-HTP Peak matches with the L-5-HTP R.S. |
| Specific Rotation [a]D20 | -32.5±2.0° |
| L-5-HTP(HPLC) | ≥99.0% |
| Particle size | 100% pass 80 mesh |
| Bulk density | 0.40~0.60 g/ml |
| Tapped density | 0.50~0.70 g/ml |
| Loss of drying | ≤2.0% |
| Residual on Ignition | ≤1.0% |
| Heavy Metal(As Pb) | ≤20ppm |
| As (As As2O3) | ≤2ppm |
| Lead(Pb) | ≤2ppm |
| Cadmium(Cd) | ≤1ppm |
| Mercury(Hg) | ≤1ppm |
| Aflatoxins | ≤10ppb |
| Residual solvents(Ethanol) | ≤ 5000ppm |
| Total Plate Count | < 1000 cfu/g |
| Yeast and Mold | < 100 cfu/g |
| Coliforms | Negative |
| Escherichia Coli | Negative |
| Salmonella enteritica | Negative |
| Staphylococcus aureus | Negative |
Hebei Chemtics Co., Ltd. is a professional manufacturer of fine chemicals in China. It locates in Hebei Province, the North China.
Chemtics has about 300 employees, 13 production lines, With years of development, Chemtics has become the leading company in the field of food additives.
We are leading manufacturer in China which specialized in food additive, Water treatment products, detergent chemicals supplying for over 15 years, good quality and professional service help us gain many good reputation all over the world, we hope you can join us in the future to do Win-win business. As a leader manufacturer in China, we have 28 independent patents. Hebei Chemtics is a creator and editor member of 7 national standards( such as aluminumu sulfate GB31060-2014 and poly aluminum chloride GB/T22627-2020, food additives potassium alum GB. 1886.229-2016, and ammonium alum GB25592-2010 )and other 5 industrial standards. In recent years, the company won the "National Manufacturing single champion product", "National Worker Pionner", "National Petroleum and Chemical Industry Advanced Group", "National Management Innovation Achievement Award" etc. Our products are the famous brand product of Hebei Province.
Company passed ISO9001: 2015 quality system certification, GB/T28001-2011 occupational health and safety management system certification, production licenses, health permits and other license. It is a model modernized environment-friendly and garden-type enterprise. And be the largest production base of aluminum salt products in China, also be the aluminum salts team leader factory in China.
We are happy to make domestic and overseas friends on the basis of equality, mutual benefit and friendly cooperation. Let′ S join hands and endeavor for the water purification, environment-protection and the construction of a beautiful world. Chemtics will always be ready to work with all our partners, innovating to create a better future together.
Why choose us?
High quality with competitive price.
1. Standard bp/usp/ep/enterprise standard.
2. We are manufacturer and can provide high quality products with factory price.
Fast and safe delivery.
1. Secure and discreet shipment verious transportation methods for your choice.
2. Customs pass rate >99%.
3. We have our own agent/remailer/distributor who can help us ship our products very fast and safe, and we have stock in there for transferring.
We have clients throughout the world.
1. Professional service and rich experience make customers feel at ease, adequate stock and fast delivery meet their desire.
2. Market feedback and goods feedback will be appreciated , meeting customers' requirement is our responsibility.
3. High quality, competitive price, fast delivery, first-class service gain the trust and praise from the customers.
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