Surrogate Standard Solution, 1.2ml, nonane Back Catalog number: EPA-23SS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 676966 Atrazine-desethyl-2-hydroxy, 100 µg/ml, 2-Methoxy Price on request 675501 Dicamba, 100 µg/ml, Methanol, 5ml Price on request 2312.12-100-AN Isoproturon Price on request