EPA Method 8250/8250A Mix #2 - Acids Back Catalog number: 82505 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673271 Ethiofencarb, 100 µg/ml, Acetonitrile, 5ml Price on request 59174 QC for Chloride and Sulfate Anions Price on request 681825 Didodecyldimethylammonium bromide, 100 µg/ml, Ace Price on request