Acetonitrile, ≥99.9% for HPLC [2.5L]

grade

gradient grade

vapor density

1.41 (vs air)

vapor pressure

72.8 mmHg ( 20 °C)

Assay

≥99.9%

form

liquid

autoignition temp.

973 °F

expl. lim.

16 %

baseline drift measuring range

≤15 mAU (210 nm)

technique(s)

HPLC: suitable

impurities

≤0.0002% free alkali (as NH₃)
≤0.0005% non-volatile matter
≤0.001% free acid (as CH₃COOH)
≤0.02% water (Karl Fischer)
≤0.5 ppb fluorescence (quinine) at 365 nm
≤1 ppb fluorescence (quinine) at 254 nm

refractive index

n20/D 1.344 (lit.)

bp

81-82 °C (lit.)

mp

−45 °C (lit.)

density

0.786 g/mL at 25 °C (lit.)

HPLC-gradient

≤0.5 mAU at 254 nm
≤3 mAU at 210 nm

UV absorption

λ: 195 nm A_max: ≤0.12
λ: 200 nm A_max: ≤0.032
λ: 230 nm A_max: ≤0.0044
λ: 235 nm A_max: ≤0.0044
λ: 250 nm A_max: ≤0.0044
λ: 400 nm A_max: ≤0.0044

application(s)

food and beverages

format

neat

storage temp.

room temp