ISFET pH Meter

  Process control and product management
  (pH control for food production and safety)

  Monitoring pH during production of 
  wine/beer/liquor, bread, soy sauce, sauces, 
  cheese & yogurt (lactic acid), bacterium, 
  pickles, etc.

  New drug development
  Health care (Example: Gout patient's urine pH check), 
  dentistry, check for bacterial infection
  Study in stockbreeding medicine

  Check the pH of
     dye hair
     skin care products
     cosmetics

  Agronomy (Soil Solution/Hydroponics/Nutrient)
    Livestock real time check of domesticated animal's blood,
    semen, fodder, meat, or eggs
    Fisheries (Real time check of Freshwater Aquarium
    and Aquaculture facilities, Culture of laver.)

  pH management of 
     mineral levels in natural hot spring
    oil field development

  pH measurement of
     fiber, dye, paper & pulp of industrial wastewater check
     and cutting oil
     Textile (quality control of dyed process)

  Fresh Water, Saltwater Aquarium, Aquarium Plant
  or Pool care pH control

  Underground water survey and measurement of ocean water
  pH in areas with high volcanic activities, subjected to acid rain.
  Monitoring pollution levels in rivers and lakes and marshes.

  Automobiles (coolant antifreeze concentration)
  Education (durable for laboratory experiments)
  Maintenance in a building (Management of the Standpipe)