2,3,7-Trichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane Back Catalog number: DD-237-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 2128.12-100-IOX10 Arochlor 1254, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 11097-69-1 Price on request 92864 Herbicide Free Acid Standard Price on request 19229 EPA Method 504 - EDB & DBCP Price on request