EPA Method 500 Series Internal Standard #5 Back Catalog number: 30004 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended CA12145000 Demeton-S-methyl-sulfoxide, certified, 25mg Price on request 8472.12-100-IO Triclosan, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3380-34-5 Price on request 673338 Linuron, 10.0 µg/ml, Acetonitrile, 10ml Price on request