油醋酸酯符合USP24/EP标准:
外观Appearance 黄色至棕黄色油状液体
含量Assay 1.5-1.65 million I.U./g (photometr.) vitamin A
折光率Refractive index n20/D 1.5470-1.5550
吸光率ABSORBANCE RATIO 0.85
品级Grade 细胞培养级
(for cell culture)
外观Appearance 浅黄色至淡黄色固体或粘性液体
红外光谱鉴别Infrared spectrometry Conforms to Structure
纯度Purity ≥90.0% (HPLC)
水溶解试验solubility in water clear to slightly hazy yellow to yellow-green solution ,50mg/ml in chloroform
solubility uv-vis spectrum e1% ≥ 1400 at 324 to 327nm in ethanol
细胞培养测试cell culture test pass
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