l-cysteine hydrochloride monohydrate 98.5% for biochemistry

Six white plastic bottles with red caps of varying sizes are lined up in ascending order against a plain gray background.

Three chemical solution bottles with red caps are arranged side by side against a gray background. The labels read "Methyl Orange Indicator Solution" and "Fehling's Solution No. A.

Three white chemical bottles with red caps, labeled "Chemnovyo," arranged in order of size against a plain gray background.

Four plastic bottles of chemical reagents with red caps, labeled for different substances, are arranged in size order against a gray background.

Five black plastic chemical bottles of various sizes are arranged on a gray surface against a dark gray background. Labels are visible but not fully legible.

Six brown pharmaceutical containers of varying sizes with white and red ChemBooz labels are arranged in a row against a plain gray background.

Three black plastic bottles of nitric acid with white hazard labels are arranged in a row against a grey background.

Two brown glass bottles with red caps, labeled as chemical containers, are placed side by side on a gray surface with a dark background.

Two white plastic chemical containers with black lids, labeled "Chemnovato." The left contains Magnesium Sulphate, and the right contains Acetyl Salicylic Acid, both on a gray background.

Three chemical bottles labeled Toluene, Iso-Propyl Alcohol, and Chloroform are arranged side by side on a gray background.

Six brown glass bottles of varying sizes with white labels and black or white caps, containing Trichloroacetic Acid 99% AR from Chemoxy, are arranged in a row on a gray background.

Two brown glass bottles labeled "Chloroform 99.8% for HPLC" with hazard symbols, placed side by side on a neutral gray background.

Three dark brown bottles with red caps and Chemnovatic labels contain hydrochloric acid, nitric acid, and sulfuric acid, arranged side by side on a gray background.

Specification

Description

CAS	7048-04-6
Molecular Formula	C3H8ClNO2S.H2O
Molecular Weight	175.64
Shelf Life	60 Months

Physical Properties
Physical State at 20 °C	Solid	Colour	Colorless crstals
pH Value	1 – 2	Melting Point/ Freezing Point [°C]	176°C
Solubility in Water [% weight]	100 g/l at 25 °C

Specifications
Appearance	White crystals or crystalline powder	Assay (On Anhydrous Basis)	98.5 – 101.5%
Identity (Ir)	Passes test	Residue On Ignition	Max. 0.4%
Sulphate (So4)	Max. 0.03%	Iron (Fe)	Max. 0.003%
Heavy Metal (As Pb)	Max. 0.0015%	Related Compounds	Passes test
Individual Impurities	Max. 0.5%	Total Impurities	Max. 2.0%
Specific Optical Rotation ( [?]20/d)	+5.7° to +6.8°	Loss On Drying (At R.T.; Pressure Max 5 Mm of Mercury; 24 Hrs)	8.0 – 12.0%

Dangerous Goods Information
UN Number	–	DG Class	–

Safety Information & Hazard Symbols
Symbol	GHS07
Signal Word	Warning
Hazard Statement	H315-H319-H335
Precaution Statement	P261-P305 + P351 + P338

l-cysteine hydrochloride monohydrate 98.5% for biochemistry

SKU C00924-00025-HS Category Chemicals