EPA Method 525Mix #3 Back Catalog number: 92691 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MDF-12346789 Octachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request 59230 General Minerals Mix Price on request GHCH g-1,2,3,4,5,6-Hexachlorocyclohexane, 1.2mL x 100ug/mL, nonane Price on request