Name:Tryptophan L-Tryptophan
CAS.NO : 73-22-3
MF: C11H12N2O2
Purity: 99%
Grade: Feed grade
Appearance: White crystaliine powder
Standard packing material:Aluminum foil bag inside, then waterproof bag or carton
Phone : +86 18763967915
WeChat : +86 18763967915
Whatsapp : +86 18763967915
Email : commissioner@dxtcml.com
Product Description

Factory Directly Sell Food Additives L-Tryptophan CAS 73-22-3 with Competitive Price

L-tryptophan is a neutral aromatic amino acid containing indole groups, which is a white or slightly yellow leaf shaped crystal or powder with a solubility of 1 14g (25 ° C), soluble in dilute acid or alkali, relatively stable in alkaline solution, decomposed in strong acids. Slightly soluble in ethanol, insoluble in chloroform and ether.

Product nameL-TryptophanCAS No.73-22-3
Appearancewhite powderSpecification99%

TRP,H-Trp-OH,L-Trp-OH,Tryptophan,L-Tryptohan,L-Tryptophan,L-Tryptophane,L-Tryptophan, Trp,Indole-3-alanine,L-Tryptophan(pharm grade),L-Tryptophan, Animal-Free,L-TRYPTOPHAN (13C11,D8,15N2),Trytophan (W) Solution, 100ppm,VWR SURFACE SAMPLING SPONGE WITH NE,L-alphs-Amino-3-indolepropionic acid,(S)-2-Amino-3-(3-indolyl)propionic acid,2-Amino-3-(1H-indol-3-yl)propanoic acid,(S)-2-Amino-3-(1H-indol-3-yl)propanoic acid

Product nameL-Tryptophan
Test item(s)LimitTest result(s)
AppearanceWhite crystals or crystalline powderConforms
Specific rotation-29.4°~-32.8°-30.8°
Loss on drying,%≤0.300.14
Residue on ignition,%≤0.100.08
Chloride(as Cl),%≤0.05<0.05
Sulphate(as SO4),%≤0.03<0.03
Iron(as Fe),%≤0.003<0.003
Heavy metals(as Pb),%≤0.0015<0.0015
ConclusionComplies with standards.




Nutritional supplements. An important component of amino acid infusion and comprehensive amino acid preparations. It can treat niacin deficiency.

Used in biochemical research, as a sedative in medicine.

Nutritional supplements. Antioxidants. Tryptophan is the precursor of the human body's important neurotransmitter 5-hydroxytryptamine, and one of the essential amino acids of the human body; used in nutritional supplements for pregnant women and special milk powder for infants and young children; used in the treatment of niacin deficiency (pellagra) Medicine; as a tranquilizer, regulate mental rhythm and improve sleep.

It can promote the feeding of animals, weaken the stress response, improve the sleep of the animals, increase the antibodies of the fetus and the young, and improve the lactation of the dairy animals. Reduce the amount of high-quality dietary protein, save feed costs, reduce the amount of dietary protein feed, and save formula space.

Factory Show
Company Profile

Daxunte (Shandong) Chemical Products Co. , Ltd. . Since its establishment, to pursue quality, integrity service as its own responsibility, and constantly enhance technical strength, improve management level. After years of efforts, the company has developed into a cross-regional diversification of the comprehensive enterprise. Located in Jinan, Shandong province, China's largest chemical production and distribution center, Daxunte (Shandong) Chemical Products Co. , Ltd. It is a professional supplier of high-tech chemical products integrating R&D, production and sales. It has an excellent team with many years of chemical professional background and great innovation ability. The company hopes through technological innovation, management innovation, Mechanism Innovation, warehousing logistics innovation, to create the influence of domestic chemical enterprises.

Products Recommended