EPA Method 524.3Gases Back Catalog number: 95490 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2810.4-50-ME Perfluorobutyric acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 375-22-4 Price on request 73436 Bisphenol A-d16, 1000µg/ml in methyl chloride, 1ml Price on request 93781 Pesticide Standard Price on request