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L-Tryptophan 99% For Biochemistry | 02793 Pallav Chemicals | MSDs COA

Home > Pallav Chemicals > Amino Acids & Derivatives > L-Tryptophan 99% For Biochemistry

L-Tryptophan 99% For Biochemistry
Used as a substrate in determination of tryptophanase. (S)-2-Amino-3-(3-indolyl)propionic acid; L-a-Amino-3-indolepropionic acid

Product Code.
 02793
Grade
 For Biochemistry
Purity
 99%
CAS No.
 73-22-3
Molecular Formula
 C11H12N2O2
Molecular Weight
 204.23
H.S.Code
 2933.99000
Shelf Life
 60 Months
COAs

Physical Properties

Physical state at 20 °C
Solid
 Colour
White crystalline
 Odour
Odorless
pH value
5.5 - 7.0
 Melting point/ Freezing point [°C]
280 - 285 °C
 Solubility in water [% weight]
Partially soluble in water

Packaging

Specification

Appearance
White crystalline powder
Assay (by HClO4 titration)
Min 99%
Heavy metal (as Pb)
Max 0.001%
Ammonium (NH4)
Max 0.01%
Foreign amino acids
Max 0.3%
Other ninhydrin positive substances (as glycine)
Max 0.1%

Safety Information and Hazard Symbols