l-tryptophan 99% for biochemistry

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Description

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

CAS 73-22-3
Molecular Formula C11H12N2O2
Molecular Weight 204.23
Shelf Life 60 Months
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
Specifications
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%
Dangerous Goods Information
UN Number – DG Class –

l-tryptophan 99% for biochemistry

Price range: $12.95 through $41.55

SKU C02793-00005-HS Category
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