EPA Method 8061A Matrix Spike Solution Back Catalog number: 80605 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 58114 Silicon (Si) Price on request 10635.12-50-NN 1,2,3,7,8,9-Hexachlorodibenzofuran ,50 µg/mL,n-nonane,1mL, Price on request 678400 Esfenvalerate, 100 µg/ml, Acetonitrile, 5ml Price on request