EPA Method 502.1 - Liquids Back Catalog number: 30008 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DFP-IS-A Mass-Labelled PCDF/PCB Syringe Spike, 1.2ml, nonane Price on request 10211.14-K-ME Benzyl 4-hydroxybenzoate, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 94-18-8 Price on request PN-56S 1,2,3,7,8-Pentachloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request