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102839 L-半胱胺酸鹽酸鹽

for biochemistry

L-半胱胺酸鹽酸鹽 MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: Cys, L-Cysteinium Chloride Monohydrate, L-Cysteine Hydrochloride, Monohydrate

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102839
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Overview

Replacement Information

Key Spec Table

CAS #Empirical Formula
7048-04-6C₃H₈ClNO₂S * H₂O

Products

Catalogue NumberPackaging Qty/Pack
1.02839.0025 塑膠瓶 25 g
1.02839.0100 塑膠瓶 100 g
1.02839.1000 塑膠瓶 1 kg
Description
Catalogue Number102839
SynonymsCys, L-Cysteinium Chloride Monohydrate, L-Cysteine Hydrochloride, Monohydrate
References
Product Information
CAS number7048-04-6
EC number200-157-7
Hill FormulaC₃H₈ClNO₂S * H₂O
Molar Mass175.60 g/mol
HS Code2930 90 12
Structure formula ImageStructure formula Image
Quality LevelMQ100
Applications
Biological Information
Physicochemical Information
Density1.51 g/cm3
Melting Point176 °C
pH value0.8 - 1.2 (100 g/l, H₂O, 20 °C)
Vapor pressure<0.1 hPa (20 °C)
Bulk density780 kg/m3
Solubility650 g/l
Dimensions
Materials Information
Toxicological Information
Safety Information according to GHS
RTECSHA2285000
Storage class10 - 13 Other liquids and solids
WGKWGK 1 slightly hazardous to water
Disposal3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Safety Information
Product Usage Statements
Storage and Shipping Information
StorageStore at +2°C to +30°C.
Packaging Information
Transport Information
Supplemental Information
Specifications
Assay (alkalimetric, calculated on dried substance)98.5 - 101.0 %
Identity (IR-spectrum)passes test
Identity (wet chemistry)passes test
Appearancewhite or almost white, crystalline powder or colorless crystals
Appearance of solution (25 g/l, water)clear and not more intense in color than reference solution BY6
Spec. rotation (α 20/D, 80 g/l, hydrochloric acid 250 g/l, calc. on dried substance)+5.5 to +7.0
Sulfate (SO₄)≤ 200 ppm
Heavy metals (as Pb)≤ 10 ppm
Fe (Iron)≤ 10 ppm
Ninhydrin-positive substances (LC) (impurity A (570 nm))≤ 0.5 %
Ninhydrin-positive substances (LC) (any ninhydrin-positive impurity)≤ 0.2 %
Ninhydrin-positive substances (LC) (ammonium (570 nm))≤ 0.02 %
Ninhydrin-positive substances (LC) (total impurities)≤ 1.0 %
Sulfated ash (600 °C)
≤ 0.1 %
Loss on drying (Vacuum < 2,0 kPa, P2O5, 20 h)8.5 - 12.0 %
Residual solvents (ICH Q3C)excluded by manufacturing process
Sulfated ash (600 °C)
≤ 0.1 %
Loss on drying (Vacuum < 0.7 kPa, P₂O₅, 24 h)8.0 - 12.0 %
Bacterial endotoxins≤ 6.0 I.U./g
Global Trade Item Number
Catalogue Number GTIN
1.02839.0025 04022536037400
1.02839.0100 04022536037417
1.02839.1000 04022536037424