Fluoride (F-), 1000µg/ml in Water, 500ml Back Catalog number: 54502 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 82506 EPA Method 8250/8250A Mix #3 - Pesticides Price on request 673420 Propargite, 10.0 µg/ml, Acetonitrile, 10ml Price on request 93673 Volatile Standard Price on request