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 94850 VOC Standard Price on request 2561.18-100-ME Sodium p-n-dodecylbenzenesulfonate, 100µg/mL in MeOH, 1ml Price on request 2025.6-K-IO Pentachlorobenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 608-93-5 Price on request