4,4’-DDD Back Catalog number: 79017 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680596 Lithium acetoacetate, 100 µg/ml, Water, 1ml Price on request 681069 Ibuprofen, 100 µg/ml, Methanol, 1ml Price on request 1021.20-K-IOX10 n-Eicosane-d42, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 62369-67-9 Price on request