EPA 8240B Calibration Standard Back Catalog number: 98430 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9219 Diethyl ether Price on request A17270400AL-100 Terbufos-sulfone, 100µg/mL in Acetonitrile, 1ml Price on request 0350.14-K-T 1-Methylfluorene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1730-37-6 Price on request