上海颖心实验室设备有限公司
N-乙基马来酰亚胺/128-53-0
白色至淡黄色结晶粉末,易溶于醇及醚，微溶于水。有刺激性，催泪 熔点 43-46 °C(lit.) 沸点 210 °C(lit.) 闪点 73 °C
质量标准
| 超纯级，99.5%： |
| 外观Appearance 白色粉末 |
| 红外光谱鉴别Infrared spectrometry 符合 |
| 纯度Purity ≥99.5% (HPLC) |
| 不溶物insoluble matter, passes filter test |
| 灼烧残渣ign. residue ≤0.05% |
| 熔点Melting point 43°C - 48°C |
| 水溶性solubility methanol: soluble1 M at 20 °C, clear, colorless |
| anion traces by ICP Atomic emission |
| 氯chloride (Cl-): ≤50 ppm |
| 硫酸根sulfate (SO42-): ≤100 ppm |
| cation traces by by ICP Atomic emission |
| Al: ≤5 ppm |
| Ba: ≤5 ppm |
| Bi: ≤5 ppm |
| Ca: ≤10 ppm |
| Cd: ≤5 ppm |
| Co: ≤5 ppm |
| Cr: ≤5 ppm |
| Cu: ≤5 ppm |
| Fe: ≤5 ppm |
| K: ≤50 ppm |
| Li: ≤5 ppm |
| Mg: ≤5 ppm |
| Mn: ≤5 ppm |
| Mo: ≤5 ppm |
| Na: ≤50 ppm |
| Ni: ≤5 ppm |
| Pb: ≤5 ppm |
| Sr: ≤5 ppm |
| Zn: ≤5 ppm |
| abs. absorption1M/382 nm, methanol cut-off |
| 99%: |
| 外观Appearance 白色至淡黄色结晶粉末 |
| 红外光谱鉴别Infrared spectrometry 符合 |
| 纯度Purity ≥99.0% (HPLC) |
| 熔点Melting point 42°C - 47°C |
| 水溶解试验Solubility in Water 溶液透明 |
