EPA Method 526 Standard Back Catalog number: 93199 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673446 Tepraloxydim, 10.0 µg/ml, Acetonitrile, 10ml Price on request 675789 2,3,4,5-Tetrachlorophenol acetate, 10.0 µg/ml, Is Price on request 95552 Aroclor 1221 Price on request