2,3,6,7-Tetrachlorobiphenylene, 1.2ml x 50ug/ml, nonane Back Catalog number: CBP-2367 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 0215.22-2MG Benzo[a]chrysene, neat, Solvent-neat, Unit 2mg, # of units-1, Cas.no. 213-46-7 Price on request 71096 Ethyleneimine Price on request 10299.16-K-IO Tetra-n-butyltin-d36 Price on request