WS Paraquat & Diquat Back Catalog number: 38131 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1635.20-2MG 1-/3-Nitrobenzo[a]pyrene, neat, Solvent-neat, Unit 2mg, # of units-1, Cas.no. 70021-99-7/70021-98-6 Price on request MBB-153 2,2',4,4',5,5'-Hexabromo[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request 679837 Tributyl phosphate, 100 µg/ml, Methanol, 5ml Price on request