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$100 - $800

Avg. Cost: $450

$100–$800 · avg $450

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pH/ORP/Temperature Meter Suppliers in Sydney

Updated Oct 06, 2025

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CISCAL Group of Companies | Weighing, industrial, laboratory, calibration, etc

CISCAL Group of Companies is an pH/ORP/Temperature Meter supplier to All

CI Scientific Pty Ltd (CIS) is an Australian proprietary company established in 1969, that specialises in repair, maintenance and calibration of scientific and specialised measuring instruments employed in various research and industrial laboratories and testing facilities. Furthermore, we are an exclusive Australian selling agent of various brands that manufactures highly ...

CISCAL Group of Companies Benchtop pH-meter with pH Electrode EL120 C

Benchtop pH-meter with pH Electrode EL120 C

1 2

pH/ORP/Temperature Meter

What is a pH meter and how does it work?

A pH meter is an electronic device used to measure the acidity or alkalinity of a solution. It works by measuring the concentration of hydrogen ions (H+) in the solution, which determines its pH value. The pH meter consists of a pH electrode, reference electrode, and a meter that displays the pH value. The pH electrode has a glass bulb that contains a special solution that reacts with H+ ions in the solution. When the electrode is immersed in the solution, it generates an electrical potential that is proportional to the H+ concentration, which is then converted into a pH value by the meter. pH meters are commonly used in laboratories, industrial processes, and environmental monitoring to measure the pH of various solutions.

What is the best pH meter for my needs?

Accuracy: The accuracy of a pH meter is arguably the most important factor to consider. Choose a meter with a high accuracy level, preferably within 0.1 pH unit.

Range: The pH range of the meter should be suitable for your needs. If you are testing acidic solutions, you may need a meter with a lower range, and the opposite applies for alkaline solutions.
Calibration: Choose a pH meter that is easy to calibrate and provides accurate readings after calibration.
Durability: Look for pH meters that are durable and can withstand harsh conditions, especially if you plan to use them in the field.
Price: The price of a pH meter can vary greatly, so consider your budget when making a purchase.

Based on these factors, some popular pH meters include the Apera Instruments PH20, the Hanna Instruments HI98103, and the Oakton EcoTestr pH

How accurate are pH meters?

Accuracy of pH meters varies depending on the quality and calibration of the instrument. High-quality pH meters that are properly calibrated can have an accuracy of +/- 0.01 pH units. 1 pH units or more. It is important to regularly calibrate pH meters and use them according to manufacturer instructions to ensure accurate readings.

Can pH meters measure other parameters besides pH?

PH meters are primarily designed to measure the acidity or alkalinity of a solution, which is expressed as its pH value. These parameters are important for various applications, such as water quality analysis, food and beverage processing, and scientific research. pH meters that can measure multiple parameters are usually more expensive and require more maintenance than basic pH meters. Therefore, users should consider their specific needs and budget before choosing a pH meter with additional features.

What is the range of pH meters?

The range of pH meters typically falls between 0 and 14, with 0 being the most acidic and 14 being the most basic. For example, pH meters designed for highly acidic or alkaline environments may have a range of 0 to 2 or 12 to 14, respectively. It is important to choose a pH meter with a range appropriate for the specific application.

What is the difference between a digital and analog pH meter?

A digital pH meter measures the pH value by converting the analog signal from the electrode into a digital value, which is displayed on a screen. It usually has a higher accuracy and precision compared to analog pH meters. On the other hand, an analog pH meter measures the pH value by using a galvanometer to measure the voltage generated by the electrode. Analog pH meters are less accurate and precise compared to digital pH meters, but they are still useful for certain applications where a rough estimate of pH is sufficient. Additionally, analog pH meters require more maintenance and calibration compared to digital pH meters.

How do I calibrate a pH meter?

Calibrating a pH meter is important to ensure accurate readings. Here are the steps to calibrate a pH meter:

Obtain pH calibration buffers with known pH values. Typically, you will need two buffers, one with a pH of 0 and one with a pH of 0.
Rinse the pH electrode with distilled water and gently blot it with a tissue.
Immerse the electrode in the pH buffer with a pH of 0. Allow the electrode to stabilize for a few minutes.
Adjust the meter to read the pH of the buffer solution. If the reading is not accurate, adjust the calibration screw until it is.
Rinse the electrode with distilled water and gently blot it with a tissue.
Immerse the electrode in the pH buffer with a pH of 0. Allow the electrode to stabilize for a few minutes.
Adjust the meter to read the pH of the buffer solution. If the reading is not accurate, adjust the calibration screw until it is.
Rinse the electrode with distilled water and gently blot it with a tissue.

The pH meter is now calibrated and ready to use.

How often do I need to calibrate my pH meter?

It is recommended to calibrate a pH meter before each use or at least once a week if used regularly. Factors such as the type of sample being tested and the conditions of use may also affect how often calibration is necessary.

Can pH meters be used for food or beverage testing?

Yes, pH meters can be used for food and beverage testing. Food and beverages have a specific pH level that can affect their taste, texture, and quality. pH meters can be used to measure the pH level of food and beverages to ensure that they are within the desired range for optimal taste, texture, and quality. Some common applications of pH meters in food and beverage testing include measuring the pH of wine, beer, cheese, yogurt, and other fermented products. pH meters are also used in food processing and quality control to monitor the pH level of various products and ensure that they meet regulatory standards.

What is the price range for a pH meter in Australia?

The price range for a pH meter in Australia varies depending on the brand and features of the device. Basic models can cost as little as $20, while more advanced models with additional features can cost upwards of $500. It is important to consider the accuracy and reliability of the device when choosing a pH meter, as well as any additional accessories or calibration solutions that may be required.

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pH/ORP/Temperature Meter Costs and Supplier Insights

The listed price of a pH/ORP/Temperature Meter for sale ranges from $100 to $800, averaging $450.

If you are looking to buy a pH/ORP/Temperature Meter for sale, suppliers on IndustrySearch include Mettler Toledo, ESIS, APS Technology Australia Pty Ltd, Pacific Water Technology

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Why choose a supplier in Sydney for pH/ORP/Temperature Meter Quotes?

If you are in Sydney and considering purchasing a pH/ORP/Temperature Meter, it's worth considering Sydney-based suppliers. Doing so offers several benefits that are particularly relevant to businesses in the area. Here are the top reasons why opting for a local Sydney supplier can be the best decision for your pH/ORP/Temperature Meter buying needs.

Partner with Sydney Suppliers for Compliance

Choose local suppliers as your compliance partners. Their expertise ensures that all products meet local regulations, giving you peace of mind.

Building a Resilient Economy with pH/ORP/Temperature Meter Purchases

Contribute to building a resilient economy by sourcing locally. Enhance economic stability and community well-being.

Eco-Friendly pH/ORP/Temperature Meter Solutions

Reduce your carbon footprint by choosing eco-friendly pH/ORP/Temperature Meter solutions. Local sourcing cuts down on transport emissions and supports sustainable practices.

Economical Purchasing in Sydney

Make economical decisions by purchasing your pH/ORP/Temperature Meter from Sydney. Save on transport and import duties, reducing overall procurement costs.

Streamlined Logistics with Sydney Suppliers

Streamline your pH/ORP/Temperature Meter logistics. Simplify your supply chain management with local sources.

Buying in Sydney and Strengthen Your Network

Strengthen your local business network by buying pH/ORP/Temperature Meter in Sydney. Connect with other businesses and foster community ties through local transactions.