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L-Tryptophan feed grade

Product Overview

CAS Number :73-22-3

EC Number: 200-795-6

Molecular Weight: 204.23

Molecular Formular: C11H12N2O2

Type: Feed Grade

Physical Properties

L-Tryptophan 98% feed grade is white crystal or slight brown crystalline powder. It is an essential amino acid that is practically limiting in diets for swine and poultry.L-Tryptophan is important nutritional materials for protein synthesis and is precursor of niacin and serotonin.

L-Tryptophan feed grade specification

Specification of L-Tryptophan 98% feed grade

Test Items Specification
Appearance White to yellowish crystalline or crystalline powder
Assay(dry content): 98.5% min
Loss on Drying 0.5% max
PH value 5.0-7.0
Residue on ignition 0.5% max
Arsenic 2 ppm max
Heavy Metal (as Pb) mg/kg 5 ppm max

Application as animal nutritional supplement

Packages

10KG net weight,paper bags 2 layers lined with PE coated;
20KG net weight paper bags lined with PE Bags

Labeling:

Each packing unit carry a label indicating the name of the product, the net weight, the name of the manufacture, the date of production, the batch code, expiry date or shelf life and storage condition.

Storage Conditions:

Store in dry conditions and fresh place in a sealed or closed container that is to be protected from water,sunlight and heat.

Shelf-life:

3 years, should stored under recommended conditions

Samples Policy:

Due to the rising cost for international delivery, no free samples, for quality check, the buyer party bear the delivery charges firstly, all the samples charges will refund when the order is secured.For R&D and small trials, we will charge the minimum cost.

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