EPA 8240B Calibration Standard Back Catalog number: 98430 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678535 4-Chlorophenoxyacetic acid, 100 µg/ml, Acetonitri Price on request 2168.12-200-T 4'-Fluoro-2,2',3,3',4,5,5',6,6'-nonabromodiphenyl ether,200 µg/mL,toluene,1mL, Price on request 9026.14-K-IO Benzyl salisylate-d4 (Benzyl 2-hydroxybenzoate-3,4,5,6-d4), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 118-58-1 of unlab. Price on request