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 50628 Nitrite (NO2-) as N Price on request X9056 4,4’-DDT Price on request 12005.20-K-IO Tributylacetylcitrate,1000 µg/mL,isooctane,1mL, Price on request