Heptachlor Back Catalog number: 79167 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 2-B-1378-CDD 2-Bromo-1,3,7,8-tetrachlorodibenzo-p-dioxin (>95%), 1.2ml x 48ug/ml, toluene Price on request 675745 Cyanofenphos, 10 µg/ml, Ethyl acetate, 10ml Price on request 11844.7-100-AN 2-Methyl-4-nitroaniline,100 µg/mL,acetonitrile,1mL, Price on request