Trans Instruments Trans Instruments Portable Digital Temperature Tester, TP2011, 0-14 pH, 0-50 Deg.C, -999 To +999mV The Trans Instruments Uni pH Testa (TP2011) is a compact, handheld digital tester designed for accurate measurement of pH, ORP (mV/Redox), and temperature. It is widely used in laboratories, water... Quick view Qty in Cart: 0 Price: Log in for pricing and quote Subtotal: Login for Pricing & Quote