Synonyms:(S)-2-Amino-3-(3-indolyl) propionic acid, L-α-Amino-3-indolepropionic acid 

Formula: C11H12N2O2 

CAS No. 73-22-3

Molecular weight: 204.23

Specifications:Tryptophan,a amino acid feed additive.Improve the feed quality and animal growth.Widely used in the pig,chicken,shrimp. 

-As feed additive,it is widely used in pig feed to add all kinds of pig feed,chicken feed,shrimp feed,eel feed ect.

-It is the second limiting amino acid for pigs after Lysine and improves zootechnical performance.

-It reduces nitrogen waste in the excrement and urine of animals so that the release of ammonia is slowed and the ammonia concentration is kept low in animal shed.

-General if is used in conjunction with the lysine to further improve the qulity of feed.

Name:L-Trytophen 98.5% 

Appearance: 

-   White or yellow-white crystal or crystalline powder. 

-   Odorless of slight odor. 

-   Slight bitter taste. 

-   Slightly soluble in water.

Usage&Dosage:

The recommended dosage in formula feed or complete feed(calculated according to L-Trytophan:

Livestock and Poultry:0.1%

 Fish:0.1%      

 Shrimp: 0.3%

Storage: 

Should not be mixed with toxic substances.This product should be in a cool,dry,clean indoor warehouse storage,advoid the raiin and moisture.

Packaging Detail: 25kg bag or drum.Pack with three-layer composite paper packaging to ensure storage and thansportation requirements. 

Expiry Period: Two years.