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 %

Recommended prices only. For prices and orders please contact your local distributor.
Box prices only valid with purchase of full box.

	code	packaging size	price per unit	Quantity	Price Per Box	Quantity
	code 637765.0914	packaging size 5 kg	price per unit Request a quote	box price per unit
	code 637765.0415	packaging size 10 kg	price per unit 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