Perchlorate (ClO4-) Back Catalog number: 59345 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675159 Chlorthal-dimethyl, 250mg Price on request 59797 Conductance @ 20°C [2 µmho/cm] Price on request 9113.10-100-IO Hydroxycitronellal, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 107-75-5 Price on request