EPA Method 507 Pesticide Standard Back Catalog number: 91974 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended CA14635450 Linoleic acid-methyl ester, 100mg Price on request 1965.12-5MG 2,3',4',6-Tetrabromodiphenyl ether, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 189084-62-6 Price on request 9424.8-K-ME Valproic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 99-66-1 Price on request