Quick™ Arsenic II Test Kit 50 tests. For Water Analysis. Performance & accuracy verified by USEPA-ETV (www.epa.gov/etv)• Ideal for field testing requiring no technical training• Used by International Aid Organizations for field testing• Results in only 12-14 minutes using safe, convenient reagents• Components clearly labeled and color coded for error free testing• 99.8% Correlation to ICP-MS reference method