Perchlorate (ClO4-), 100µg/mL in Water, 100ml Back Catalog number: 59344 Availability: In the manufacturer's stock Price on request - + Recommended 38131 WS Paraquat & Diquat Price on request CLM-6847-MT-1.2 Mono(3-carboxypropyl)phthalate-13C2, 1,2ml Price on request 97958 Method 525.2 Solution B Price on request