N-Acetyl-L-cysteine 98%
Supplier: Thermo Fisher Scientific
Certificates
About this item
CAS Number:616-91-1
:
Formula:C₅H₉NO₃S
MDL Number:MFCD00004880
:163.2 g/mol
Merck Index:13,00090
Boiling Pt:371 °C (1013 hPa)
Melting Pt:109…111 °C
Density:1,48 g/cm³ (20 °C)
Storage Temperature:Ambient
EINECS:210-498-3
Specification Test Results
- Appearance:White Crystalline powder or crystals
- Infrared spectrum:Conforms
- Loss on drying:≤0.5 %
- Heavy metals:≤10 ppm
- Residue after ignition:≤0.5 %
- Specific optical rotation:+21° to +27° (20°C, 589 nm) (c=5, phosphate buffer pH 7) (on dried substance)
- Titration with NaOH:≥97.5 %
Specification Test Results
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