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          乙腈產品規格
          外觀
          無色、透明
          比重
          0.782~0.785
          蒸餾范圍
          80~82℃
          乙腈純度
          99.9%  最 低
          水份
          300PPm  最 高
          氰氫酸
          10ppm   最 高
          酸度
          0.05%ppm 最 高
          0.5ppm  最 高
          0.5ppm  最 高
          色灰
          NO.10   度最高
          丙烯腈
          25ppm   最 高
          丙酮
          25ppm   最 高
          游離氨
          6ppm   最 高
          SUPER GRADE OF ACETONITRILE

          Appearance,℃

          Clear

          Specific gravity 20/20,℃

          0.782~0.785

          Distillation Range,

          80.0~82.0

          Acetonitrile,wt,%

          99.95 MIN

          Water,wt,%

          0.02 MAX

          HCN,PPM

          10 MAX

          Acidity (as CH3COOH),PPM

          10 MAX
          Copper,PPM

          0.3 MAX

          Iron,PPM

          0.3 MAX

          Color, (APHA Pt-Co)

          10 MAX

          Propionitrile,PPM

          300 MAX

          Acrylonitrile,PPM

          5 MAX

          Acetone,PPM

          5 MAX

          Free Ammonia,PPM

          6 MAX

          UV cut off  (Abs=1),NM

          205 MAX

          Residue,PPM

          10 MAX

          HPLC GRADE OF ACETONITRILE
          Assay (CH3CN)
          >=99.9%
          Color (APHA)
          <=10

          Optical

          Absorbance

          at 190nm
          <=1.00
          at 200nm
          <=0.05
          at 210nm
          <=0.04
          at 220nm
          <=0.03
          at 230nm
          <=0.01
          at 240nm
          <=0.005
          at 250nm
          <=0.005
          Fluorescence Background (as Quinine Sulfate)
          To pass test
          LC Gradient Suitability
          To pass test
          Refractive Index
          at 25℃
          1.3405-1.3425
          Residue after Evaporation
          <=1ppm
          Water
          <=0.01%
          Titratable Acid
          <=0.008mEq/g
          Titratable Base
          <=0.0006mEq/g
          Density
          at 25℃
          0.775-0.780g/mL
           


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