CALL: A.WIHARTA 081294124885 085778084789 087784022201   Info Produk The concentration of isopropyl alcohol used for cleaning, wetting in printout and other uses can be measured with only a small quantity of sample and with a simple procedure. The temperature is automatically corrected, so that it is not necessary to worry about the temperature at which the measurements were taken. Equipped with a new technology " External-Light-Interference" ( E.L.I ) * that enables you to take accurate measurements with ease and confidence near at a window or outside. * Patent Pending