WP Low Level Perchlorate Back Catalog number: 55199 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10129.10-50-IO 2,6-Dimethylbenzothiophene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 66142-67-4 Price on request 79466 Chlordane Price on request 0991.13-100-IO 2-Methyl-1-hexylcyclohexane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 92031-89-5 Price on request