EPA Method 8330 Analyte Back Catalog number: 79241 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673823 Milbemectin A4, 10.0 µg/ml, Acetonitrile, 10ml Price on request 8620.37 Stigmasterol tosylate, , Solvent-, Unit , # of units-, Cas.no. Price on request S4176UNL-0.05 25-Hydroxyvitamin D2, 50μg/ml, 1ml Price on request