California Mastitis Test Kit Somatic Cell Test - a rapid, cow-side test for the early detection of bovine mastitis. Immediately detects elevated somatic cell counts in bulk tank milk or within individual quarters. May also be used to confirm negative quarters in the just-fresh/early-lactation period. Starter Kit includes 12 oz CMT concentrate, testing paddle and dispensing bottle. Each 12 oz concentrate makes 1 gallon of working solution (approximately 350 tests) and comes complete with instructions and record charts in both English and Spanish.