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L-Cysteine Hydrochloride Monohydrate 99.0-100.5%


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L-Cysteine Hydrochloride Monohydrate 99.0-100.5%

L-Cysteine is an α-amino acid. It is a semi-essential amino acid, which means that it can be biosynthesized in humans.

  • Organic synthesis
  • Breaking up disulphide bonds in hairs keratin
  • Precursor in food, pharmaceutical and personal car industries

Minimum Assay: 99.0-100.5%
Molecular Formula: C3H7NO2S.HCl.H2O
Molecular Weight: 175.63 g/mol 
Melting Point: 175 °C
Chloride (Cl): 19.89-20.29%
Sulphate (SO4): <0.020%
Ammonium (NH4): <0.02%
Heavy Metals (as Pb): <10ppm
Loss on drying: 8.5 - 12.0%
Iron Content: <10ppm

Hazard Phrazes: Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Prec Phrazes: Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. Store in a well-ventilated place. Keep container tightly closed.

Harmful CLP Image

Cas No: 7048-04-6
Einecs No: 200-157-7


L-Cysteine Hydrochloride Monohydrate 99.0-100.5%
Code Pack Price Qty  
GPC4448-T 5g £6.56
GPC4448-W 25g £17.03
GPC4448-X 100g £30.65
GPC4448-5X 500g £66.42
GPC4448-Y 1Kg £106.28