4,4'-DDT, 10.0 µg/ml, Cyclohexane, 10ml Back Catalog number: 679109 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended S-4238-K-IP EPA 8040A Phenol-Calibration Mixture S-4238 23 Components, 1mg/mL in isopropanol 4-Chloro-3-methylphenol 2-Chlorophenol 2-Methylphenol 3-Methylphenol 4-Methylphenol 2-Cyclohexyl-4,6-dinitrophenol 2,4-Dichlorophenol 2,6-Dichlorophenol 2 Price on request 91040 cis-1,2-Dichloroethene, 5000µg/ml in MeOH, 1ml Price on request 680919 Estriol, 10 µg/ml, Acetonitrile, 10ml Price on request