What is the specification of pH meter?
pH is measured from 0.0-14.00 with an accuracy of plus or minus 0.01 pH and a resolution of 0.01 pH. The measurement range for temperature is 0-100°C, with 0.5°C accuracy and 0.1°C resolution.
What is a bench top pH meter?
A benchtop pH meter is an electronic instrument used to measure the acidity and alkalinity of liquid or semi-solid samples across many industries with applications in waste water, drinking water, food and beverage, chemical and pharmaceutical testing.
What is an acceptable slope for pH meter calibration?
The theoretical slope value is -58 (+/- 3) mV per pH unit, so typically any value between -55 and -61 mv is acceptable for calibration.
How do you use a benchtop pH meter?
- pH Meter Calibration/Use Instructions. Carefully remove electrode from storage solution (3.8 M KCl)
- buffer. – remove electrode from pH 7.00 buffer, rinse, dry.
- buffer (typically pH 4.00 or pH 10.00), stir. – let pH reading stabilize S.
- buffer and display new calibration slope.
- buffer, rinse, dry, measure sample(s)
What are pH sensors used for?
A pH sensor is one of the most essential tools that’s typically used for water measurements. This type of sensor is able to measure the amount of alkalinity and acidity in water and other solutions.
How do I connect my pH probe to my Arduino?
To use it, just connect the pH sensor with BNC connector, and plug the PH2. 0 interface into the analog input port of any Arduino controller. If pre-programmed, you will get the pH value easily. Comes in compact plastic box with foams for better mobile storage.
What is portable pH meter?
Instruments used to measure the acidity or alkalinity of a sample, and designed for portability and durability. Portable pH meters are most often used away from the physical lab to measure the acidity or alkalinity of liquids in more remote locations.
What is mV in pH meter?
The pH meter measures the voltage potential difference (mV) between the sensing electrode and the outside sample (reference electrode) and via an algorithm displays a pH value.
How do you convert pH to mV?
Formula — pH = 7 – mV/ 57.14 . For example when mV value = 57.14 i will get pH value of 6 by substituting mV value in the formula i . e pH = 7 – (57.14/57.14) = 7-1 = 6 . This can also help to get fractional values of pH.
Why choose a benchtop pH and ORP meter?
Our benchtop pH and ORP (Oxidation-Reduction Potential) meters are designed to address a variety of measurement requirements for dependable performance, accuracy, and reproducibility. Identify the best match based on your required features, performance specifications, and budget. Which benchtop pH and ORP meter is right for you?
Why choose our portable pH meters?
Our portable pH meters are designed to offer simple and accurate pH measurements for your on-the-go measurements. Find the ideal portable meter to complement your laboratory application.
Why choose our pH electrodes?
Our extensive assortment of quality pH electrodes, sensors, and probes are designed to make your complex measurements routine, reliable, and accurate—in the lab or in the field. They are available in a variety of body materials, body styles, and sample requirements.