L-cysteine Hcl Monohydrate

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Chemical Name : L-Cysteine HCL Monohydrate
CAS NO.: 7048-4-6
Molecular Formula : C3H7NO2SA.HCLA.H2O
Molecular Weight : 175.63
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Key Features

Chemical Name : L-Cysteine HCL Monohydrate
CAS NO.: 7048-4-6
Molecular Formula : C3H7NO2SA.HCLA.H2O
Molecular Weight : 175.63
CharacteristicsWhite crystalline powder, tasteless, easily soluble in water but insoluble in alcohol and ether
Packing25kg/drumi 25kg/carton
Quality Standard : AJI92/USP28/EP5/FCCIV
Specification
Specific rotation[a]D20A
+5.5A i +7.0A
+8.0 i +10.1A
Calc.as.cysteine
State of solution : Clear and colorless
Heavy metals(Pb) : a 10PPm
Residue on ignition : a 0.1%
Iron(Fe) : a 10PPm
Loss on drying : 8.5i 12.0i
Other amino acids : Chromatographically not detectable
Arsenic(As2O3) : a 1PPm
Chloride(CI) : 19.89i 20.29i
Ammonium(NH4) : a 0.02%
Sulfate(SO4) : a 0.02%
Assay : 99.0i 100.5%
PH : 1.5i 2.0

L-Cysteine HCl Anhydrous
CAS NO.: 52-89-1
Molecular Formula : C3H7NO2S.HCl.H2O
Molecular Weight : 175.63
CharacteristicsWhite crystalline powder, tasteless, easily soluble in water but insoluble in alcohol and ether
Packing25kg/drumi 25kg/carton
Quality Standard : AJI92/USP28/EP5/FCCIV