CS4 Calibration Sol Dioxin/PCB, in Nonane, 500µl Back Catalog number: P48-W-CS4 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended T786038 Trifluoroacetic Acid-13C, 10mg Price on request 3916.8-1ML N-Methyl-N-(trimethylsilyl)heptafluorobutyramide, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 53296-64-35 Price on request 673692 Pyriproxyfen, 100 µg/ml, Ethyl acetate, 5ml Price on request