99%: 外观Appearance 无色透明液体
红外光谱鉴别Infrared spectrometry 符合
纯度Purity ≥99.0% (GC)
相对密度Specific gravity (20/20°C) 1.0010 - 1.0040
折光率Refractive index n20/D 1.5240 - 1.5270
≥98%, FCC:
外观Appearance Colorless Liquid
红外光谱鉴别Infrared spectrometry Conforms to Structure
纯度Purity(GC) ≥98.0%
相对密度Specific gravity (25/25°C) 0.9980 - 1.0020
折光率Refractive index n20/D 1.5240 - 1.5280
醇溶解试验水溶性solubility 1 ml/1 ml 70% ethanol; clear, colorless solution
3-苯丙醛3-phenylpropionaldehyde ≤0.5%
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