PCB Congener Surrogate Standard Mix Back Catalog number: 94568 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96884 EPA Method 539Mix #1, 100µg/ml in MeOH, 1ml Price on request 676594 D8-4,4'-DDT, 100 µg/ml, Acetone, 1ml Price on request 30491 1,2,4-Trimethylbenzene Price on request