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Acetonitrile for HPLC gradient grade
Cas: 75-05-9
Synonyms:
MDL:
Product specifications
Molecular weight | 42.05 |
chemical formula | CH3CN |
TEST | U.M. | SPECIFICATION |
Description | APHA | A clear colourless liquid with not more than 5 APHA in colour |
Minimum Assay (GC on anhydrous basis) | % | 99.95 |
UV transmittance (min.) at: | ||
193 nm | % | 60 |
195 nm | % | 80 |
200 nm | % | 95 |
220 nm | % | 98 |
230 nm | % | 98 |
254 nm | % | 99 |
LC-Gradient elution test | ||
Highest peak at | ||
210 nm | AU | max. 0.002 |
254 nm | AU | max. 0.0005 |
Drift at | ||
210 nm | AU | max 0.01 |
254 nm | AU | max. 0.003 |
Fluorescence as quinine | ||
254 nm | ppb | max. 0.5 |
365 nm | ppb | max. 0.5 |
Water (KF) | % | max. 0.02 |
Acidity (CH3 COOH) | % | max. 0.002 |
Alkalinity (NH3 ) | % | max. 0.0002 |
Residue on evaporation | % | max. 0.0002 |
254 nm | ppb | max. 0.5 |
365 nm | ppb | max. 0.5 |
Water (KF) | % | max. 0.02 |
Acidity (CH3 COOH) | % | max. 0.002 |
Alkalinity (NH3 ) | % | max. 0.0002 |
Residue on evaporation | % | max. 0.0002 |
Price & Availability
Product description
Filtered through a 0.2 um membrane filter. Packed under inert gas.