PCB 28, 10.0 µg/ml, Isooctane, 10ml Back Catalog number: 680572 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 94972 Pesticide Mix # 2, 100ug/ml in Acetone, 1ml Price on request 45002 EPA Method 601 Purgeables Mix #2 Price on request 682065 N,N-Diethylanilin, 100 µg/ml, Methanol, 5ml Price on request