Mass-Labelled PCDF/PCB Syringe Spike, 1.2ml, nonane Back Catalog number: DFP-IS-A Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 677374 Benzoin, 100 µg/ml, Acetonitrile, 5ml Price on request 1346.10 cis-4-(2-Hydroxyphenyl)-2-oxobut-3-enoic acid, Please inquire, Solvent-, Unit , # of units-, Cas.no. 31966-72-0 Price on request 12055.8-100MG Tetrahydro-5-methyl-2-furanMeOH,neat,neat,100mg Price on request