What are the uses of pH meter?
A pH meter is an instrument used to measure hydrogen ion activity in solutions – in other words, this instrument measures acidity/alkalinity of a solution. The degree of hydrogen ion activity is ultimately expressed as pH level, which generally ranges from 1 to 14.
Why is a pH meter important?
Some food processors will need to check pH when making certain food products. Meters that measure pH level are used to insure that food products have an adequate acidity level that will prevent growth of foodborne pathogens.
What are uses of pH in our daily life?
pH is very important in our digestive system. In the stomach, hydrochloric acid is secreted as food enters the stomach. It turns the pH of the stomach between 1 and 3. This pH is important for the activation of the enzyme pepsin, which helps in the digestion of protein in food.
Why KCl is used in pH meter?
Potassium chloride (KCl) acts as a source of chloride ions for the electrode. The advantage of using KCl for this purpose is that it is pH-neutral. Typically, KCl solutions of concentrations ranging from 3 molar to saturated are used in pH meters.
What is pH used for?
pH, quantitative measure of the acidity or basicity of aqueous or other liquid solutions. The term, widely used in chemistry, biology, and agronomy, translates the values of the concentration of the hydrogen ion—which ordinarily ranges between about 1 and 10−14 gram-equivalents per litre—into numbers between 0 and 14.
What is application of pH?
pH Measurement is used in a wide variety of applications: agriculture, wastewater treatment, industrial processes, environmental monitoring, and research and development. pH is a measure of the Acidity or Alkalinity of a Solution. The pH value states the relative quantity of hydrogen ions (H+) contained in a solution.
What is pH formula?
pH Calculation Formula The formula to calculate pH is: pH = -log[H+] The brackets [] refer to molarity, M. Molarity is given in units of moles per liter of solution. In a chemistry problem, you may be given concentration in other units.
Why is KCl used?
Potassium chloride is used to prevent or to treat low blood levels of potassium (hypokalemia). Potassium levels can be low as a result of a disease or from taking certain medicines, or after a prolonged illness with diarrhea or vomiting.
Is KCl acidic or basic?
-The ions from $KCl$ derived from a strong acid (HCl) and a strong base (KOH). Therefore, neither ion will affect the acidity of the solution so, $KCl$ is a neutral salt.
Where can you buy pH meter?
You can buy a pH meter from a scientific supply company or directly from the manufacturer’ website. Prices range from under $100 to over $1,000; to get the best deal, assess your needs and ask the company’s representatives about the capabilities and features of their pH meters before you buy.
What are the parts of a pH meter?
More accurate pH measurements are obtained with a pH meter. A pH measurement system consists of three parts: a pH measuring electrode, a reference electrode, and a high input impedance meter.
What is pH level tester?
A urine pH level test is a test that analyzes the acidity or alkalinity of a urine sample. It’s a simple and painless test. Many diseases, your diet, and the medicines you take can affect how acidic or basic your urine is. For instance, results that are either too high or low can indicate the likelihood…
What is a pH test meter?
A pH meter measures the hydrogen-ion activity of a liquid or surface – in other words, its acidity or alkalinity – using an electrode. The three common types of pH meters are pen-style meters, handheld meters, and benchtop meters , all of which serve the same purpose but vary in design and sometimes in capability.