规格参数
- 认证标准: 内部质量标准(未注明药典)
- IUPAC Name: methanol
- EC Number: 200-659-6
- Molecular Weight: 32.042
- Chemical Formula: CH4O
- CAS Number: 67-56-1
- 纯度: UHPLC级,纯度≥99.99%(GC检测)
- Test Items: Units
- Assay CH3OH(GC): %
- Density(20℃): g/mL
- Residue on evaporation: %
- Water: %
- Acidity(as H+): mmol/g
- Alkalinity(as OH-): mmol/g
- Absorbance at 205 nm: Abs.Units
- Absorbance at 210 nm: Abs.Units
- Absorbance at 220 nm: Abs.Units
- Absorbance at 230 nm: Abs.Units
- Absorbance at 250 nm: Abs.Units
- Absorbance at 400nm: Abs.Units
- 254nm Gradient Elution Test: mAU
- 235nm Gradient Elution Test: mAU
- Fluorescence impurity at 254 nm: ppb
- Fluorescence impurity at 365 nm: ppb
留下您的评分和评论