Citric acid [3% wt] Back Catalog number: 92270 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11040-L-ME2 BTEX - Mix 6, 1000µg/ml in MeOH, 2ml Price on request DF-2378-S 2,3,7,8-Tetrachlorodibenzofuran , 1.2ml x 50ug/ml, nonane Price on request 1720.13-K-IO 2-n-Propylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2027-19-2 Price on request