Isoproturon, 1000µg/ml in MeOH, 1ml Back Catalog number: 70720 Availability: In the manufacturer's stock Price on request - + Recommended 1699.20-K-T 1-n-Butylpyrene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 35980-18-8 Price on request 30020 EPA Method 508A DCB Stock Solution Price on request 83545 Cyclohexanone-DNPH Price on request