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N-Acetyl-L-Cysteine

crystallizate

For further processing only.

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Order information
N-Acetyl-L-Cysteine material number and pack size:
Material Number Pack Size
10068365103 custom fill
Will be supplied as "N-Acetyl-L-Cystein". Unit of measure is "kg".
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Overview
Activator of creatine kinase
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Application
Use N-Acetyl-L-Cysteine in diagnostic tests for the determination of creatine kinase, where it is used to reactivate creatine kinase as recommended by the International Federation of Clinical Chemistry and Laboratory Medicine (IFCC).
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Specification
Formula: C5H9NO3S
Molecular weight: 163.19 D
Appearance: White crystals
Solubility: Clear, colorless solution in water (c=50 mg/mL)
Melting range: +107 to +113°C
Specific rotation [α] 25/D: +3.0° to +5.0°
IR-spectrum: Corresponds to reference
Purity (HPLC): ≥99.0 area%
N-Acetyl-L-Cysteine (content from SH-groups): ≥99.0%
N-Acetyl-L-Cysteine (alkalimetric): ≥99.0%
N-Acetyl-L-Cysteine (content from N): ≥99.0%
Content of nitrogen (elementary analysis): ≥8.5%
Screening analysis:
Particle size ≥60 μm: ≤15%
Particle size ≥140 μm: ≤50%
Heavy metals (as Pb): ≤5 ppm
Fe (AAS): ≤2.0 ppm
Cu (AAS): ≤1.0 ppm
Mn (AAS): ≤1.0 ppm
Bioburden: 100 CFU/g
Country of origin: China, USA, Canada
Heat treatment (only chinese goods): Corresponds to reference
Stability: At +15 to +40°C within specification range for 24 months.