EPA Method 8020B Analytes Mix #1 Back Catalog number: 80203 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PCB-LCS-A20 Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane Price on request 10675.8-K-ME Di(ethylene glycol)butyl ether Price on request 3682.9-K-IO Isoquinoline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 119-65-3 Price on request