PCB No. 169, 10µg/ml in Isooctane, 10ml Back Catalog number: L20016900IO Availability: In the manufacturer's stock Price on request - + Recommended DF-1238-S 1,2,3,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 30064R EPA Method 502/524 High Conc VOC Mix #7 Price on request LA20033200AC PCB-Mix 32, 10µg/ml in Acetone, 1ml Price on request