2,4'-DDT, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673536 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended A15644950AL-100 Norethisterone, 100µg/mL in Acetonitrile, 1ml Price on request 3989.8-K-CY Isopropylcyclopentane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 3875-51-2 Price on request 71517 4-Methyl-2-pentanol Price on request