EPA Method 502/524 High Conc VOC Mix #6 Back Catalog number: 30063 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 15900-4018-100AN5 Praziquantel, 100µg/ml in Acetonitrile, 5ml Price on request 92559 EPA Method 624 Internal / Surrogate Standard Price on request 685906 D8-2,4'-DDT, 100µg/ml in Acetone, 1ml Price on request