4,4'-DDT, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673538 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 51062 ASTM D-4815 Calibration Mix #5 Price on request MICQC2B Total, Fecal & E. Coli WP QTA Price on request 36004 EPA Method 8260 Volatile Standard Price on request