Pesticides Calibration GC-MS/MS Back Catalog number: 98681 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9210 O,O,O-Triethylphosphorothioate Price on request 2038.12-50-T 2,8-Dichlorodibenzofuran, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 5409-83-6 Price on request 57133 Arsenic (As) Price on request