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  • pH Tech Tips (.pdf)
    . The. Temperature considerations: special glass may be used throughout the pH range of 0. The pH glass membrane is sensitive to the. to 14, but due to the high resistance nature of the glass. temperatures of solutions being tested. Prolonged use. it will significantly increase the overall time
  • Carbon Dioxide for pH Control
    . CO2 + H2O H2CO3. H2CO3 + 2NaOH. Na2CO3 + 2H2O. H2CO3 + Na2CO3 2NaHCO3. Carbonic acid is a mild acid present in water as ions H+ and HCO -. 3 , which are highly. reactive. They wil immediately react with ions responsible for alkalinity of water. PH Control System. CO2 is introduced into the high pH
  • Guide to Minimizing User Errors in pH Measurements
    concentration. Error is different for almost every acid Error may be as high as 0.5 pH There is no clear theoretical explanation and no clear relationship to pH glass compositions Magnitude of error can be determined by using solutions of known concentration. Minimizing_User_Errors_pH
  • EXA pH Series Technical Information (.pdf)
    Recent advances in digital and information technologies have propelled digitalization and computerization of various instruments. At the same time, it has become possible to develop compact, easy-to-use products by the utilization of high functionality of new materials. The EXA PH Series has been
  • 3 Essential Things You Need to Know Before Buying a pH Data Logger
    be sensitive enough to be able to accurately measure small changes in voltage. A datalogger that provides a full scale input range of +- 1 to 2 volts will give you adequate accuracy and resolution to detect changes in pH of 0.1 or greater. 2. The pH electrode has a very high impedance--effectively
  • Properties of 17-4 PH Stainless Steel Produced via Press and Sinter Route
    MPa, 87 KSI in tensile strength) and a moderate ductility, alloys from the precipitation strengthened family of stainless steels are often considered as potential candidates. The most popular alloy of this family is 17-4 PH. Full dense version of this alloy, produced via MIM route, has gained a high
  • Dilution of High Active Surfacants
    range should be 75˚F-95˚F (25-35˚C). G phase. M1 phase. V1 phase. known as ‘Lamellar’. L1 phase. Semi Rigid Gel,. Non. or ‘Neat’. (Standard Concentration). Non-processable. processable. processable. 1000. The graph illustrates. 900. how High Active. 800. Surfactants are. 700. prone to dramatic
  • Why is MEMS the Preferred Technology for High Shock Measurement?
    A L. N O T E. TN-26. Why is MEMS the Preferred Technology for High Shock Measurement?. Patrick L. Walter, Ph. D. Senior Measurement Specialist, PCB Piezotronics, Inc. Professor of Engineering, Texas Christian University. Depew, NY 14043. Fort Worth, TX 76129. In 1947 the first piezoelectric