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 50304 Metals Mix #1 Price on request 82469 SPCC Class III - Method 8261 Price on request 11721.12-100-IO 2,3,3',4,5-Pentachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request