产品名称
4L HPLC Dichloromethane
规格参数
- 用途: HPLC级溶剂,用于高效液相色谱流动相
- IUPAC Name: dichloromethane
- EC Number: 200-838-9
- Molecular Weight: 84.93
- Chemical Formula: CH2Cl2
- CAS Number: 75-09-2
- 认证标准: 企业内控标准(生产商自定)
- 纯度: 纯度(GC)≥99.8%
- Test Items: Specification
- Assay CH2Cl2 (by GC) , ω / %: 99.8min
- Density(20℃) , ρ / (g/mL): 1.320~1.330
- Residue on evaporation , ω / %: 0.0005 max
- Water(by K-F) , ω / %: 0.02 max
- Titrable Acid(H+) , (mmol/g): 0.0003max
- UV Absorbance (1cm cell vs. water): at 235 nm
- at 240 nm: 0.20 max
- at 250 nm: 0.05 max
- at 260 nm: 0.02 max
- at 340 nm: 0.01 max
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