dl-methionine 99% for biochemistry

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Description

(Confirms to BP)
(±)-2-Amino-4-(methylmercapto)butyric acid; DL-2-Amino-4-(methylthio)butanoic acid

CAS 59-51-8
Molecular Formula C5H11NO2S
Molecular Weight 149.21
Shelf Life 60 Months
Physical Properties
Physical State at 20 °C Solid Colour White granular
Melting Point/ Freezing Point [°C] 280 °C Boiling Point [°C] 186 °C
Density [g/cm3] 1.34 Solubility in Water [% weight] Soluble in water
Specifications
Appearance White to almost white, crystalline powder or small flakes, melt at 270°C Assay (Potentiometric; On Anhydrous Basis) 99.0-101.0%
Solubility Sparingly soluble in water, very slightly soluble in alcohol. It dissolves in dilute acids and in dilute solutions of the alkali hydroxides Identifications To comply BP test
Appearance of Solution To comply BP test Loss On Drying (At 105°C; 3 Hrs) Max 0.5%
pH (2% Solution in Water) 5.4 to 6.1 Chlorides Max 0.02%
Sulphates Max 0.02% Heavy Metal (As Pb) Max 0.002%
Sulphated Ash Max 0.1% Related Substances ( By Tlc) To comply BP test
Dangerous Goods Information
UN Number – DG Class –

dl-methionine 99% for biochemistry

Price range: $28.00 through $107.85

SKU C01697-00100-HS Category
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