EPA Method 8260B Purgeable Internal Standard Back Catalog number: 28013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 16564-43-5-42G Sodium glycoChenodeoxycholate, 97+%, 42g Price on request 673213 Butocarboxim, 100 µg/ml, Acetonitrile, 5ml Price on request 91202 Pesticide Standard Price on request