[Commodity name]: DL-METHIONINE [Structural formula]: CH3SCH2CH2CH(NH2)COOH [Molecular Formula]: C5H11NO2S [Molecular weight]: 149.21 [Properties]: White flake crystal powders, have a special smell, bulk density 1.34g/cm3, melting at 281ºC, It’s soluble in water, slightly soluble in alcohol, belongs of sulfur amino acid and non-toxic. [Standard]: Pharm Grade(EP5),Food Grade(FCC Ⅴ)or according to buyer.
Items
Pharm Grade(EP 5)
Appearance
White flake crystal powders
Appearance of Solution
Clear and Colorless
Assay(on dry matter)
99% ～ 101%
Loss on drying
0.5% Max
Residue on ignition
0.1% Max
Chlorides
200ppm Max
Sulphates
200ppm Max
Heavy metals
20ppm Max
PH
5.4 ～ 6.1
Lead
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[Packing]: In kraft paper bags or in fiber drum of 25KG net each. [Transport and Storage]: Handle with cares to avoid damaging the package, protects them from sunshine or rain. Don’t transport it with poisonous or harmful goods. Stored in shaded, cool and dry places.
Payment
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