EPA Method 624 Standard Back Catalog number: 41121 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681681 2,6-D, 10.0 µg/ml, Acetonitrile, 10ml Price on request SC-228301 Hexetidine, mixture of stereoisomers, 1g Price on request 11263.8-100-AN Atrazine-2-hydroxy-d5 (ethyl-d5),100 µg/mL,acetonitrile,1mL, Price on request