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 92166 1-Chloronaphthalene Price on request 677562 L-Histidine hydrochloride monohydrate, 250mg Price on request 678148 Sulprofos, 100 µg/ml, Acetonitrile, 5ml Price on request