EPA Method 552.2 - Surrogate Standard Back Catalog number: 30109 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1773.12-K-AN 4,4'-Diaminobiphenyl,1000 µg/mL,acetonitrile,1mL, Price on request 79016 a-BHC, 1000µg/ml in Hexane, 1ml Price on request XA14170000CY Hexachloro-1,3-butadiene, 100µg/ml in CYyclohexane, 1ml Price on request