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PROSPER PHARMACHEM CO., LIMITED
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L-tryptophan,CAS NO 73-22-3,C11H12N2O2
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R&P PHARMACHEM (Righteous & Prosperous Pharmachem Co., Limited) has been specially engaged in the distribution of APIs, ingredients for feed and animal health/nutrition and ingredients for foodstuffs for many years.To source and acquire the products required by our clients from the best suppliers in China; to develop the markets that our suppliers are interested in by using our global network. In doing so, we aim to earn the trust and understanding necessary to build long-term working partnerships. Contact us: info(at)rppharmachem.com
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5. Inositol
6. Tiamulin Hydrogen Famarate
7. Chlortetracycline HCL
8. Sodium Saccharin
9. L-Tryptophan
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Changsha Staherb Natural Ingredients Co., Ltd.
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CAS #: 73-22-3
Molecular formula: C11H12N2O2
Molecular Weight: 204.23
Quality Standard: USP30In dry conditions, L- tryptophan content should be between 98.5% -101.5%
Characteristics: white to yellowish white crystal or crystalline powder. Odorless or slight odor, slightly bitter taste. Melting point of 289 ° (decomposition). |
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Baoding Faithful Industry Co.,Ltd.
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 Tryptophan, also known as β - indolyl alanine, chemical formula C11H12N2O2, is one of the essential amino acids for human body. The appearance is white or yellowish crystal or crystalline powder, odorless, slightly bitter taste. It is slightly soluble in water, slightly soluble in ethanol, insoluble in chloroform, easily soluble in formic acid, and soluble in ... or dilute hydrochloric acid. Tryptophan is an important precursor of auxin biosynthesis in plants. Its structure is similar to that of IAA, and it is ubiquitous in higher plants. It is also the precursor of 5-hydroxytryptamine, an important neurotransmitter in human body
   
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