乙腈产品规格
外观 无色、透明
比重 0.782~0.785
蒸馏范围 80~82℃
乙腈纯度 99.9%  最 低
水份 300PPm  最 高
氰氢酸 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
游离氨 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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