EPA Method 551.1 Surrogate Standard Back Catalog number: 30102 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11632.25-10MG Irbesartan,neat,neat,10mg, Price on request 70491 1,2,3,4-Tetramethylbenzene Price on request X9057 Diallate Price on request