p-Xylene, 1000µg/ml in MeOH, 1ml Back Catalog number: 70308 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79591 Parathion methyl Price on request 8920.7-100-DC 2,4-Dichlorobenzonitrile, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 6574-98-7 Price on request 83560 p-Tolualdehyde-DNPH, 100µg/ml in Acetonitrile, 1ml Price on request