2,4'-DDT, 100 µg/ml, Methanol, 1ml Back Catalog number: 679460 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended EC-4976-2 Method 1668A/B Calibration Solution [CS2], 5ng/ml in Nonane, 0,2ml Price on request 50589 Custom Tuning Solution Price on request 98557 Formaldehyde (5 ppm) Price on request