ISO-PROPANOL HPLC GRAU GRADIENTE LICHROSOLV 4L MERCK

Purity GC min 99.9 % Identity IR conforms Residue on evaporating max 2.0 mg/l Water max 0.05 % Acidity max 0.0002 meq/g Alkalinity max 0.0002 meq/g Gradient grade at 235 nm max 1.0 mAU Gradient grade at 254 nm max 1.0 mAU Transmission (Checking after purging with N2) at 220 nm min 80 % Transmission (Checking after purging with N2) at 230 nm min 90 % Transmission (Checking after purging with N2) from 250 nm min 99 % Filtered by 0.2 µm filter