average Mn ~400:
外观Appearance 无色液体
红外光谱鉴别Infrared spectrometry Conforms
水分water ≤0.15%(K.F)
酸值Acid value ≤1.00 mg KOH/G
羟值Hydroxyl value 250 - 276 mg KOH/G *
PH 5.0-7.0 (5% in methanol:water 1:1)
average Mn ~1000:
外观Appearance 无色粘稠液体
红外光谱鉴别Infrared spectrometry Conforms
水分water ≤0.08%(K.F)
酸值Acid value ≤0.08 mg KOH/G
羟值Hydroxyl value 106 - 118 mg KOH/G *
PH 5.0-8.0 (IPA:H2O 10:6)
average Mn ~2,000:
外观Appearance 无色粘稠液体
红外光谱鉴别Infrared spectrometry Conforms
水分water ≤0.10%(K.F)
酸值Acid value ≤0.08 mg KOH/G
羟值Hydroxyl value 54 - 58 mg KOH/G
average Mn ~3,000:
外观Appearance 无色粘稠液体
红外光谱鉴别Infrared spectrometry Conforms
水分water ≤0.05%(K.F)
酸值Acid value ≤0.08 mg KOH/G
羟值Hydroxyl value 35 - 40 mg KOH/G
functionality ~1.85
折光率refractive index n20/D 1.451
粘度viscosity 600-650 mPa.s (25 °C)
average Mn ~4,000:
外观Appearance 无色粘稠液体
红外光谱鉴别Infrared spectrometry Conforms
水分water ≤0.10%(K.F)
酸值Acid value ≤0.08 mg KOH/G
羟值Hydroxyl value 24.0- 28 mg KOH/G
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