4,4’-DDD Back Catalog number: 79290 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12133.13-100-ME 4,4'-Dichlorobenzophenone,100 µg/mL,MeOH,1mL, Price on request 92399 Herbicide Free Acids Price on request END-KET Endrin Ketone, 1.2mL x 100ug/mL, nonane Price on request