EPA Method 625 Base/Neutrals Mix #2 Back Catalog number: 19115 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12134.12-100-ME Chlorfenvinfos-E,100 µg/mL,MeOH,1mL, Price on request MDD-23 2,3-Dichloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Price on request C20018500 PCB No. 185, 10mg Price on request