WS Paraquat & Diquat Back Catalog number: 38131 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2420.6-K-IPX5 2-Chlorophenol-3,4,5,6-d4, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 93951-73-6 Price on request 679659 delta-HCH, 10.0 µg/ml, Cyclohexane, 10ml Price on request EPA-1668PAR Precision and Recovery Solution, 1.2ml, nonane Price on request