Pesticide Standard Back Catalog number: 93178 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9871.16-50-IO 4,10-Dimethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 23189-63-1 Price on request 74085 Guanylurea, 1000µg/ml in Water, 1ml Price on request DF-149-S 1,4,9-Trichlorodibenzofuran, 1.2ml x 50ug/ml, toluene Price on request