사양
- 용도: 고성능 액체 크로마토그래피(HPLC) 이동상용 용매
- IUPAC Name: acetonitrile
- EC Number: 200-835-2
- Molecular Weight: 41.05
- Chemical Formula: C2H3N
- CAS Number: 75-05-8
- 인증 기준: 중국약전(ChP) 기준
- 순도: 함량(GC) ≥99.90%
- Test Items: Specification
- Assay CH3CN (by GC) , ω / %: 99.90 min
- Density (20℃) , ρ / (g/mL): 0.782~0.785
- Chromaticity (APHA): 10 max
- Residue on evaporation , ω / %: 0.0002 max
- Water H2O (by K-F) , ω / %: 0.02 max
- Titrable Acid(H+) , b / (mmol/g): 0.0004 max
- Titrable Base(OH-) , b / (mmol/g): 0.0002 max
- UV Absorbance(1cm cell vs. water): at 190 nm
- at 200 nm: 0.05 max
- at 210 nm: 2 max
- at 220 nm: 0.027 max
- at 230 nm: 0.01 max
- at 240-400 nm: 0.009 max
- Gradient Elution / (mAU): at 254 nm
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