EPA Method 624 Surrogate Standard Back Catalog number: 19112 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11245.10-100-AN Acetamipid-d3 (N-methyl-d3) (mixture of isomers),100 µg/mL,acetonitrile,1mL, Price on request BDE-171 2,2',3,3',4,4',6-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 681386 Paraoxon-ethyl, 100mg Price on request