PCB No. 55, 100µg/ml in Isooctane, 1ml Back Catalog number: 66055 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 30130 EPA Method 502/524 Phase V Additionals Price on request 680119 N,N-Dimethylformamide, 5ml Price on request 72401 Antipyrine, 1000µg/ml in MeOH, 1ml Price on request