Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Back Catalog number: NK-ST-A4 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 2252.18-10-2AN Zearalanone (Certified Reference Material),10.02 µg/mL,acetonitrile,2mL, Price on request 1533.10-100MG Naphthalene-1,4-d2, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1683-98-3 Price on request 31011 Benzene Price on request