8270 Spike Standard Back Catalog number: 94575 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678000 Isofenphos, 100 µg/ml, Toluene, 1ml Price on request 0443.8-K-ME Isooctane, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 540-84-1 Price on request 683776 trans-Permethrin, 100 µg/ml, Cyclohexane, 1ml Price on request