2,3,5,6-Tetrabromo-p-xylene, 1.2ml x 50ug/ml , toluene Back Catalog number: PTBX Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 59290 Turbidity Standard (1.0 NTU) Price on request 55070 WS Sulphate/TOC Price on request 30540-5ML Decane, anal. std., 5ml Price on request