Mass-Labelled PCB Solution , 1.2ml x 20ng/ml, nonane Back Catalog number: PCB-SS-A20 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 96790 8270 Additional Analytes Price on request 56161 Hexavalent Chromium (Cr 6+) Price on request 91967 Aroclor 1242 Price on request