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Common Name: D-Penicillamine Formula: C5H11NO2S
Chemical name: (2S) -2-amino-3-methyl-3-mercapto butyric acid
D-penicillamine is manufactured under company system of produce and quality control with high purity, the quality strictly accord with USP29, EP25, BP2005, CP2005 and so on.
The package and specification is detailed as follows.
Package:10 kg of D-penicillamine is packed into a two layer medicinal polyethylene bag and one medicinal multiple bag,20kg in a fiber drum.
Molecular Formula C5H11NO2S
Molecular weight 149.2
Characteristics White or almost white crystalline powder, freely soluble in water, slightly soluble in alcohol, practically insoluble in ether.
Specifications optical rotation -61.00~ -65.00
PH 4.5 ~ 5.5
Loss on drying <=0.5%
Sulphated ash <=0.1%
Heavy metals <=20ppm
Penicillamine disulphide <=1%
Mercury <= 10ppm
Ultraviolet - absorbing substance 268nm<=0.07
Assay 98.0 - 101.0%