4,4’-DDD Back Catalog number: 70099 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71217 1-Ethylnaphthalene Price on request 0163.7-100MG 2-n-Propylthiophene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1551-27-5 Price on request CCZ-3 3-Chloro-9H-carbazole, 1.2ml x 50ug/ml, nonane Price on request