Spiking Standard 2 Back Catalog number: 52065 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0703.13-500-IO 1,2,6-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3031-05-8 Price on request 72341 1-(2,6-Dichlorophenyl)-3-methylurea Price on request C11601300 Chlorpyrifos-methyl-desmethyl sodium, 25mg Price on request