Mass-Labelled PCB Sampling Standard, 1.2ml, nonane Back Catalog number: P48-SS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 31102 EPA Method 551.1 Surrogate Standard Price on request 675830 Etridiazole, 100 µg/ml, Toluene, 5ml Price on request 59536 CRL II Price on request