2,4’-DDD Back Catalog number: 70459 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676492 D8-4,4'-DDE, 10mg Price on request 54143 Calcium Hardness Price on request 678243 Tris(2,4-di-tert-butylphenyl) phosphite, 250mg Price on request