EPA Method 200.8Mix Back Catalog number: 59109 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97318 sec-Butanol Price on request 53065 Spiking Standard 2 Price on request 677019 Imidacloprid olefin, 10 µg/ml, Acetonitrile, 10m Price on request