Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane Back Catalog number: PCB-IS-B100 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 53033 Calibration Standard Mix 1 Price on request 677398 D5-Atrazine-desisopropyl, 100 µg/ml, Acetone, 1m Price on request 54263 Phosphate as (PO4-3), 1000µg/ml in water, 100ml Price on request