Water Activity Analyzer

The water activity meter measures the vapor pressure when the sample reaches humidity equilibrium with the air, reflecting the proportion of water available for microbial use. It is used in industries such as food and pharmaceuticals to predict product shelf life and stability, preventing mold growth or quality deterioration.

Instruments

Weight only 100g portable, accuracy of +/- 0.02aw, complete measurement within 5 minutes, while displaying water activity and sample temperature, support USB and Bluetooth data output.

$ 640.00

Non-conductive Humidity Sensor, Measurement range 0~ 1.0aw, Accuracy +/- 0.03aw, fastest 10 minutes to complete measurement, support USB and Bluetooth data output.

$ 685.00

The double outlet design can pRoduce UP water and RO water at the same time, the water pRoduction capacity is 10L/H, the resistivity of UP water is > 10MΩ · cm@25 ℃, and the fully enclosed pipeline design and automatic timing flushing function are adopted to ensure the stability of water quality.

$ 767.00

The double water outlet design can provide both UP and RO water simultaneously, with a water pRoduction capacity of 20L/H, a fully enclosed pipeline to maintain stable water quality, automatic timing flushing and water shortage protection functions, and quiet operation with noise below 40 decibels.

$ 829.00

7-Inch color touch screen control, three-way water quality online monitoring of incoming water, RO water, and UP water, with a water pRoduction capacity of 60L/H, an effluent resistivity greater than 18.25MΩ · cm, and support for quantitative water intake and one-click disinfection.

$ 4671.00

With 40L/H water pRoduction capacity and 18MΩ · cm resistivity ultrapure water output, the 7-inch touchscreen displays three-way water quality and temperature in real time, supports automatic circulation, consumables reminder and disinfection functions, ensuring stable water quality and low bacterial contamination.

$ 4408.00

Temperature range RT + 5~ 99 ℃, Fluctuation +/- 0.3 ℃, set water Tank and Water Bath as a whole, one-time stamping forming stainless steel liner, with water shortage anti-air burning and independent temperature limit alarm system to ensure safe operation.

$ 341.00

With water shortage and air burning function, Temperature Fluctuation +/- 0.3 ℃, Temperature range RT + 5~ 99 ℃, integrated sink and water Bath dual-use, easy to clean and safe operation.

$ 391.00

With 18.25MΩ · cm ultra-pure water output and 20L/H water pRoduction capacity, 7-inch color touch screen to achieve animation control, support for water inlet, RO water, UP water three-way water quality online monitoring and automatic reminder of consumables.

$ 3753.00

With 18.2MΩ · cm ultra-pure water output and 10L/H water pRoduction capacity, 7-inch touch screen real-time display of water quality paraMeters, support for automatic circulation and consumables reminders, improve experimental efficiency and water quality Reliability.

$ 3491.00

The water pRoduction rate is 10L/h, and the eight-stage purification system includes reverse osmosis (RO) membrane and ultra-pure polishing column, providing 18.25MΩ. cm ultra-pure water quality, supporting multiple water intake modes and intelligent control functions.

$ 4027.00

Equipped with 18.25MΩ · cm ultra-pure water quality and 100L/H water pRoduction capacity, 7-inch color touchscreen displays three-way water quality and temperature in real time, supports consumables failure reminder and automatic circulation system to ensure stable water quality.

$ 5195.00

The water pRoduction rate reaches 5L/h, the water intake Flow velocity is 0.8L/min, and the RO membrane intelligent anti-scale flushing and automatic domestic circulation system are supported to ensure the stability of ultrapure water quality, which is suitable for a variety of experimental needs.

$ 1897.00

With 80L/H water pRoduction capacity and 18.2MΩ · cm ultra-pure water quality, it supports regular automatic circulation and consumable life monitoring. It can disinfect and display three-way water quality with one click, prolong the service life of the ultra-pure water bag, and achieve efficient online monitoring.

$ 2834.00

Water Bath and water Bath are integrated to achieve dual-use, using one-time stamping stainless steel liner for easy cleaning, temperature control accuracy +/- 0.3 ℃, equipped with water shortage and air burning and independent temperature limit safety system to ensure safe operation.

$ 562.00

Articles

Application of Karl Fischer Micro Moisture Meter in Moisture Control of Lithium Battery Electrolyte
The Karl Fischer micro-moisture analyzer is based on the Karl Fischer titration principle, which measures trace moisture in lithium battery electrolytes through the quantitative reaction between iodine and water.
Comparison Between Halogen Moisture Analyzer and Karl Fischer Moisture Analyzer in Plastic Moisture Detection
This article compares the differences between halogen moisture analyzers and Karl Fischer moisture analyzers in detecting moisture in plastics.
Selection Differences Between Rapid Moisture Analyzers and Coulometric Moisture Analyzers
This article mainly introduces the differences between a rapid moisture analyzer and a coulometric moisture analyzer.
Selection and Differentiation of Karl Fischer Method and Halogen Method for Paint Moisture Analyzers
This article introduces two common methods for determining moisture in coatings: the Karl Fischer method and the halogen heating method.
Halogen Moisture Analyzer for Rapid Determination of Solid Content in Water-Based Coatings
This article introduces a method for rapidly measuring the solid content of water-based coatings using a halogen moisture analyzer.
Thermogravimetric Analyzer for Measuring Moisture and Volatiles in Polymer Materials
Thermogravimetric analyzers determine the moisture and volatile content in polymer materials by measuring the mass changes during the heating process.
Selection of Moisture Analyzer: Applicability of Halogen or Karl Fischer Method for Materials
This article introduces the principles and application scenarios of halogen heating method and Karl Fischer method in moisture determination.
Karl Fischer moisture analyzer measures the water content of resin particles.
This article introduces the method of measuring the moisture content of resin pellets using a Karl Fischer moisture meter.
Moisture Analyzer Combined with Karl Fischer Method for Measuring Moisture Content in Resin Solvents.
This article introduces the use of the Karl Fischer method in conjunction with a moisture analyzer to measure the water content in resin solvents.
Karl Fischer Moisture Analyzer for Determining Moisture Content in Coatings
This article introduces a method for determining the moisture content in coatings using a Karl Fischer moisture titrator. It is based on the quantitative reaction of reagents such as iodine and sulfur dioxide with water, and calculates the moisture content by measuring the amount of reagent consumed during titration.
Thermogravimetric Analyzer for Determining the Solid Content of Varnish
The principle of determining the solid content of varnish using a thermogravimetric analyzer is as follows: when the sample is heated, volatile solvents and moisture evaporate, leading to a decrease in mass, while the remaining solid mass stabilizes. The solid content is calculated by comparing the initial and final mass ratios.
Application of Coulometric Moisture Titrator in Moisture Detection of Electronic Components
Coulometric moisture titrators operate based on the principle of electrolysis, directly calculating the moisture content in samples by measuring the electrolytic charge without the need for calibration. In the field of electronic components, moisture can lead to issues such as corrosion and reduced insulation, making its detection critically important.
Selection Basis for Karl Fischer Titration: Volumetric vs. Coulometric Methods
There are two methods for Karl Fischer moisture titrators: volumetric and coulometric. The volumetric method calculates moisture by measuring the volume of a reagent with a known concentration that is consumed, making it suitable for samples with higher moisture content, such as those in the range of a few thousandths or more.
Cobb Absorbency Tester Evaluates Paper Water Absorption Capacity
The Cobb water absorption tester is used to measure the water absorption capacity of paper or cardboard by simulating the liquid contact process and calculating the mass of water absorbed per unit area to determine the Cobb value.
Determination of dry matter content in pulp using an electric thermostatic drying oven.
This article introduces the method for determining the dry matter content of pulp using an electric thermostatic drying oven. Dry matter content is a key indicator for evaluating pulp quality. The principle of determination involves evaporating the moisture in the pulp through heating and calculating the content based on the mass difference before and after drying.