Acetonitrile CHROMASOLV, for HPLC, gradient grade, 99.9%
Brand:
Honeywell Riedel-de Haën™
Parameter Specification Result
assay (GC) min. 99.90 % 99.99 %
refractive index (n 20/D) 1.3435-1.3445 1.344
non-volatile matter max. 0.0005 % <0.0005 %
water (Karl Fischer) max. 0.02 % 0.004 %
free acid (as CH3COOH) max. 0.001 % <0.001 %
free alkali (as NH3) max. 0.0002 % <0.0002 %
absorbance at 400 nm max. 0.0044 <0.0044
absorbance at 250 nm max. 0.0044 <0.0044
absorbance at 235 nm max. 0.0044 <0.0044
absorbance at 230 nm max. 0.0044 <0.0044
absorbance at 200 nm max. 0.032 <0.032
absorbance at 195 nm max. 0.12 <0.12
fluorescence (chinin) at 254 nm max. 1 ppb <1 ppb
fluorescence (chinin) at 365 nm max. 0.5 ppb <0.5 ppb
HPLC-gradient at 210 nm max. 3 mAU <3 mAU
HPLC-gradient at 254 nm max. 0.5 mAU <0.5 mAU
baseline drift at 210 nm max. 15 mAU <15 mAU
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