4,4’-DDD Back Catalog number: 79017 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended T542502 Topotecan-d6, 1mg Price on request 11767.12-100-IO 2,3,3',4,4',5',6-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 683844 Iprobenfos, 100 µg/ml, Acetonitrile, 5ml Price on request