Citric acid [2% wt] Back Catalog number: 92269 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PFTRDA Perfluoro-n-tridecanoic acid, 1.2ml x 50ug/ml, methanol Price on request 2512.8-K-ME 4'-Chloroacetanilide, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 539-03-7 Price on request 14258.5-K-ME Ethylisopropylnitrosamine, 1000μg/ml in MeOH, 1ml Price on request