CW Herbicides Back Catalog number: 96637 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2138.18-K-IO Triphenylphosphate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 115-86-6 Price on request 71239 1-Naphthol Price on request 66050 PCB No. 50, 100µg/ml in Isooctane, 1ml Price on request