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 %

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Box prices only valid with purchase of full box.

code	packaging size	price per unit	box price per unit
Code & packaging		Price per piece
code 637765.0914	packaging size 5 kg	price per unit single Request a quote	box price per unit
code 637765.0415	packaging size 10 kg	price per unit single Request a quote	box price per unit

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

Hazard pictograms

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