Cysteine Hcl

Chemicals(Food additive)

PRODUCT NAME: Cysteine Hcl
CAS NO: 52-89-1
Molecular Formula: C₃H₇NO₂S·HCl·H₂O

ITEM	C₃H₈O₂·NSCL·H₂O	C₃H₇NO₂·SHCL
Specific Rotation	+5.5° - +7.0°	+5.0° - +8.0°
Permeant rate	≥98.0%	≥98.0%
Ammonium	≤0.02%
CLˉ	19.89 - 20.29%	≤0.02%
SO4ˉ	≤0.02%	≤0.02%
Feˉ	≤10PPM	≤10PPM
heavy metals	≤10PPM	≤10PPM
As	≤1PPM	≤1PPM
Other amino acid	Chronmatographically not detectable	Chronmatographically not detectable
Residue on ignition	≤0.10%	≤0.10%
Loss on drying	8.5 - 12.0%	1.0%
Purity	99 - 101.5%	98 - 102%
PH	1.5 - 2.0	1.5 - 2.0