Product Details
| Product Name: L Tryptophan | CAS No.: 73-22-3 |
| EC-No.: 200-795-6 | Min. Order: 1kg |
| Purity: 99% | Supply Ability: 1000kg |
| Release date: 2025/04/02 |
Factory Provide Amino Acid L Tryptophan CAS 73-22-3 Tryptophan

Introduction
Product Name: L-Tryptophan
Synonyms:L-Trp-OH;L-Tryptophan, Animal-Free
CAS No. 73-22-3
Molecular Formula: C11H12N2O2
Molecular Weight: 204.23
Specification: 98%
Appearance:White powder
melting Point:289-290 °C (dec.)(lit.)
Boiling Point:342.72°C (rough estimate)
Density :1.34 g/cm3(Predicted)
Storage:Keep in dark place,Sealed in dry,Room Temperature
Tryptophan also known as β-indolylalanine, is one of the essential amino acids for the human body.
L-Tryptophan is an important precursor substance for auxin biosynthesis in plants. Its structure is similar to IAA. It is commonly found in higher plants. It is also the precursor of 5-hydroxytryptamine, an important neurotransmitter in the human body. It can be used for pregnant women. Nutritional supplements and special milk powder for infants are used for niacin deficiency (pellagra). As a tranquilizer, it can regulate mental rhythm and improve sleep. It is also one of the raw materials for compound amino acid infusion.
| Product name | l-Tryptophan | |
| Items | Specification | Result |
| Appearance | White crystals or crystalline powder | Complies |
| Odor | Characteristic | Complies |
| Tasted | Characteristic | Complies |
| Assay | 99% | Complies |
| Sieve Analysis | 100% pass 80 mesh | Complies |
| Loss on Drying | 5% Max. | 1.02% |
| Sulphated Ash | 5% Max. | 1.30% |
| Extract Solvent | Ethanol & Water | Complies |
| Heavy Metal | 5ppm Max | Complies |
| As | 2ppm Max | Complies |
| Residual Solvents | 0.05% Max. | Negative |
| Total Plate Count | 1000/g Max | Complies |
| Yeast & Mold | 100/g Max | Complies |
| E.Coli | Negative | Complies |
| Salmonella | Negative | Complies |
Function
1. L Tryptophan is an important nutrient.
2. L Tryptophan powder takes part in the renewal of animal blood plasma protein in the body.
3. L-Tryptophan helps nicotinic acid and the synthesis of hemoglobin.
4.L-Tryptophan powder can significantly increase antibody in pregnant animals baby.
5. Tryptophan can promote lactation of cows and sows.

Company Profile Introduction
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