Spiking Standard Kit Back Catalog number: 53068 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 19221 EPA Method 8060 - Phthalate Esters Price on request 10194.24-50-AN JWH-016 N-(4-hydroxybutyl) metabolite, 50µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. NA Price on request 38174 EPH in Water Price on request