525Mix Back Catalog number: 94784 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2041.4-50-ME Perfluorobutane sulfonic acid, 50ug/ml, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 59933-66-3 Price on request 675230 2,4-D, 100 µg/ml, Acetonitrile, 5ml Price on request 30059 EPA Method 502/524 High Conc VOC Mix #2 Price on request