EPA Method 526 Surrogate Standard Back Catalog number: 93187 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C-025N 2,3',4-Trichlorobiphenyl, 5mg Price on request 678375 Cypermethrin, 100 µg/ml, Acetonitrile, 5ml Price on request 10264.3-K-ME 3-Nitroamino-1-propanol-2,2,3,3-d4 Price on request