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 8115.9-100-AN 2-[2,4-Dinitrophenylhydrazone]pyruvaldehyde, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 29903-80-8 Price on request 51016 #2 Fuel Oil Diesel Price on request 8212.11-K-AN Isobutyraldehyde-PFBOA derivative, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. Price on request