L-Cysteine HCL (Anhydrous & HCl)
CAS: 52-89-1
Molecule Formula: C3H7NO2SHCLH2O
Molecule Weight: 157.62
Appearance: White crystalline powder
Identification: Infrared absorption
Specific Rotation [α]D²⁰: +5.6 to +8.9°
State of Solution: Clear and colorless.
(transmittance):
Chloride (Cl): 22.30 to 22.60%
Ammonium (NH4): ≤ 0.02%
Sulfate (SO4): ≤ 0.020%
Iron (Fe): ≤ 10 ppm
Lead: ≤ 3 ppm
Heavy Metals (Pb): ≤ 5 ppm
Arsenic (as As2o3): ≤ 1 ppm
Other Amino Acids: Chromatographically Not detectable
Loss on Drying: ≤ 1.0%
Residue on Ignition (sulfated): ≤ 0.1%
Assay: 98.0% to 102.0%
PH: 1.5 to 2.0
Total Plate Count: < 1000 cfu/g
Yeast and Molds: < 100 cfu/g
Coliforms: < 10 cfu/g
E. Coli: Negative
Salmonella: Negative
Pseudomonas: Negative
S. Aureus: Negative
Mesh Size: 100% pass 100 Mesh
