EPA Method 1666Labeled Standard Back Catalog number: 82493 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674583 Ciprofloxacin hydrochloride hydrate, 100mg Price on request 675887 Pyridafol, 10.0 µg/ml, Acetonitrile, 10ml Price on request L13580000CY Fenthion, 10µg/mL in Cyclohexane, 10ml Price on request