WHO PCB Extraction Standard, 100pg/µl in nonane, 1,2ml Back Catalog number: P48-W-ES Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 63112B PCB 112, 1000µg/ml in Isooctane, 10ml Price on request 70201 Hexazinone Price on request 52163 ICP-AES ICV Water/ Soil Matrix, in 5% HNO3, 100ml Price on request