EPA Method 8260 C-19 Standard Back Catalog number: 93256 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71618 Cyclopentane Price on request 681473 N-Butylbenzenesulfonamide, 100 µg/ml, Acetonitril Price on request 3554.28-K-T 9,9'-Bianthracene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1055-23-8 Price on request