Chlorpyrifos, 100 µg/ml, Toluene, 1ml Back Catalog number: 677971 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended TPTP Tri-p-tolyl phosphate, 1.2ml x 50ug/ml, toluene Price on request 3753.18-K-IO 4-tert-Octylphenol 2EO, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2315-61-9 Price on request 1331.10-K-IO 4-Methylnonane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17301-94-9 Price on request