EPA Method 505 Analytes Back Catalog number: 93821 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MDD-1234 1,2,3,4-Tetrachloro[13C12]dibenzo-p-dioxin , 1.2ml x 50ug/ml, toluene Price on request 38381 1,4-Dioxane in Water (PT) Price on request V095752-1MG Valsartan-d3, 1mg Price on request