Recovery Standard Solution, 1.2ml, nonane Back Catalog number: EPA-8290RSS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 679030 4-OH-Pyriproxyfen (4'-OH-pyr), 100 µg/ml, Acetoni Price on request A634300 Ampicillin, 1g Price on request 680676 1-Methoxy-2-propanol, 1ml Price on request