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 681574 D6-Carbofuran-3-keto, 100 µg/ml, Acetonitrile, 1 Price on request B-250S-0.35X Dow FR-250, 35 µg/mL in Isooctane, 1ml Price on request 52318 ICP MS Tuning Solution #4 Price on request