D5-Atrazine, 100 µg/ml, Acetone, 1ml Back Catalog number: 675980 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 79018 4,4’-DDT Price on request 54159 Silica (SiO2), 1000µg/ml in Water/0.5% NaOH, 100ml Price on request 59066 Ca, Mg, Na, K Mix Price on request