Fuel marking is used to prevent fuel smuggling, a major problem in many parts of the world. A unique security marker in trace quantities is added into petroleum products before distribution in the market. Markers are used to guarantee product integrity, as well as protect against counterfeiting, adulteration, and tax fraud. Several types of fuel markers are used in the market, but fluorescence marker provides the best measurement accuracy and convenience of use. Portable and light-weight, Amiscience's handheld fluorometer provides exceptional sensitivity, rapid-reading, and reliability at a much lower cost compared to the industrial standards. Each unit can be configured up to two different wavelength channels for multiple purposes. Standard calibration is easily done via the touch-screen. Built-in USB interface allows user to retrieve up to 80 data points for each of the three assays stored in the memory. We are glad to help you configure your specific wavelength requirement.