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L-Cysteine Hydrochloride 1-hydrate (Ph. Eur., USP) pure, pharma grade

Assay (titr., calc. on dried subst.): 98.5 - 101.0 %
Codice
A1702
CAS
7048-04-6
Molecular Formula
C3H7NO2S · HCl · H2O
Massa molare
175.64 g/mol
Solubility:
650 g/L (H2O)
Physical Description:
Solid
Product Code:
A1702
Product Name:
L-Cysteine Hydrochloride 1-hydrate (Ph. Eur., USP) pure, pharma grade
Headline Comment:
• All amino acids from AppliChem are of non-animal origin!
Specifications:
Assay (titr., calc. on dried subst.): 98.5 - 101.0 %
α25°C/D; 8 %, 6 M HCl: +5.7° - +6.8°
Appearance of solution: passes test
Identity: passes test
Heavy metals (as Pb): max. 0.0015 %
Sulfated ash: max. 0.1 %
Loss on drying: 8.0 - 12.0 %
α20°C/D; 8 %, HCl 250 g/L, calc. on dried subst.: +5.5° - +7.0°
Ammonium: max. 0.02 %
Sulfate: max. 0.03 %
Fe: max. 0.002 %
Ninhydrin positive substances (HPLC)
Any other ninhydrin-pos. Subst.: max. 0.2 %
Total impurities: max. 1.0 %
Cystine: max. 0.5 %
Ninhydrin positive substances (TLC)
Each individual impurity: max. 0.5 %
Total impurities: max. 2 %
Pittogrammi di pericolo
  • GHS07 Hazard
WGK:
1
Storage:
RT
Signal Word:
Attention
GHS Symbols:
GHS07
H Phrases:
H319
P Phrases:
P264
P280
P305+P351+P338
P337+P313
EINECS:
200-157-7
CS:
29309016
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