m-Xylene, 1000µg/ml in MeOH, 1ml Back Catalog number: 70306 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677838 2-Hydroxyibuprofen, 100 µg/ml, Acetonitrile, 1ml Price on request 70779 Paraquat Price on request 79242 2,2’-Dinitrodiphenylamine Price on request