EPA Method 624 Standard Back Catalog number: 41121 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673270 Ethiofencarb, 10.0 µg/ml, Acetonitrile, 10ml Price on request 10638.12-50-NN 1,2,3,4,6,7,8-Heptabromodibenzofuran,50 µg/mL,n-nonane,1mL, Price on request 70064 cis-Chlordane Price on request