|
|
| |
| |
 |
| |
| NORMAL
GRADE OF ACETONITRILE |
|
Apperance
|
Colorless,Limpid
Liquid
|
|
Specifec
gravity,20/20¡æ
|
0.782¡«0.785
|
|
Distillation
Range,¡æ
|
80¡«82
|
|
Acetonitrile,%/wt
|
99.9 MIN
|
|
Water,ppm
|
300 MAX
|
|
HCN,ppm
|
10
MAX
|
|
Acidity(a
CH3COOH),%/wt
|
0.05
MAX
|
|
Copper,ppm
|
0.5
MAX
|
|
Iron,ppm
|
0.5
MAX
|
|
Color,ppm/APHA
Pt-Co
|
NO.10
MAX
|
|
Acrylonitrile,ppm
|
25
MAX
|
|
Acetone,ppm
|
25
MAX
|
|
Free
Ammonia,ppm
|
6
MAX
|
|
| |
| SUPER
GRADE OF ACETONITRILE |
| Appearance,¡æ |
Clear |
|
Specific gravity 20/20,¡æ |
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¡æ |
1.3405-1.3425 |
| Residue after Evaporation |
<=1ppm |
| Water |
<=0.01% |
| Titratable Acid |
<=0.008mEq/g |
| Titratable Base |
<=0.0006mEq/g |
| Density |
at 25¡æ |
0.775-0.780g/mL |
|
|
|
| |
|
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|
