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L-Cystine Dihydrochloride low endotoxin, pharma grade

(H-Cys-OH)2 2HCl # L-(-)-Cystine dihydrochloride #

Assay (Arg.) (calc. a.d.s.): 98,5 - 101,0 %
Codice
637765
CAS
30925-07-6
Massa molare
313.22 g/mol
Melting Point:
211 °C
Solubility:
Soluble in water.
Soluble in diluted hydrochloric acid
Soluble in diluted alkali solutions
Physical Description:
solid
Product Code:
637765
Product Name:
L-Cystine Dihydrochloride low endotoxin, pharma grade
Quality Name:
low endotoxin, pharma grade
Specifications:
Assay (Arg.) (calc. a.d.s.): 98,5 - 101,0 %
Identity: IR passes test
Specific rotation α 20/D c= 2 (in HCl 1M): -164° - (-174°)

Maximum limit of impurities
Appearance of solution, 10% in HCl 7%,clear, < Formazine I: passes test
Appearance of solution ,10% in HCl 7%, colour < Y7: passes test
Loss on drying at 110°C: 1,0 %
Residue on ignition (as SO4): 0.1 %
Ammonium (NH4): 0,02 %
Sulfate (SO4): 0,03 %
Related substances (T.L.C.): 0,2 %
Residual solvents: passes test
2-Propanol (G.C.): 5000 ppm
Microbial Limits
Bacterial endotoxins: 40 IU/g
Total Aerobic Microbial Count (TAMC): 100 cfu/g
Heavy metals (as Pb): 0,001 %
Fe: 0.001 %
NON ANIMAL ORIGIN
Pittogrammi di pericolo
  • GHS05 Hazard
UN:
3261
Class/PG:
8/II
ADR:
8/II
IMDG:
8/II
IATA:
8/II
Signal Word:
Danger
GHS Symbols:
GHS05
H Phrases:
H314
P Phrases:
P280
P303+P361+P353
P305+P351+P338
P310
P321
P405
P501
Master Name:
L-Cystine Dihydrochloride
Synonyms Long Text:
(H-Cys-OH)2 2HCl # L-(-)-Cystine dihydrochloride #
EINECS:
250-391-9
CS:
2930 90 16 00
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