2,3,6,7-Tetrachloroxanthene , 1.2ml x 50ug/ml, toluene Back Catalog number: XE-2367-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 678458 Piperonyl butoxide, 100 µg/ml, Acetonitrile, 5ml Price on request BB-75 2,4,4',6-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request 58020 Calcium (Ca) Price on request