Negative Oxygen Ion Tester

Negative oxygen ion testers collect negative air ions through an electric field and measure the charge to calculate concentration. They are used to detect the content of negative air ions in environmental air, with applications in forest areas, scenic spots, and indoor air quality monitoring.

Instruments

Using high density polyethylene (PE) oxygen permeable membrane to achieve efficient oxygen diffusion, equipped with ABS plastic screw cap structure for easy installation and electrolysis filling, and interact with the current system for accurate measurement of dissolved oxygen concentration.

$ 243.00

Built-in three measurement units can simultaneously detect pH, Conductivity Detector and dissolved oxygen, support automatic temperature compensation and ElectRode diagnosis, with IP54 Protection Rating, data storage capacity of 500 groups, support GLP specification to achieve data traceability.

$ 1142.00

Using PTFE oxygen permeable membrane, the probe cathode and anode are isolated from the sample, and oxygen passes through the membrane and acts with the polarographic system to generate current to ensure accurate and reliable measurement.

$ 299.00

PTFE oxygen permeable membrane ensures oxygen permeability, ABS plastic material enhances durability, screw cap design simplifies installation process, suitable for long-term water quality monitoring applications.

$ 243.00

The use of PTFE oxygen permeable membrane to ensure oxygen permeability, spiral cap design for easy installation and electrolysis filling, suitable for Portable dissolved oxygen measurement equipment maintenance.

$ 243.00

Using negative pressure test principle, Vacuum Level range -90~ 0kPa, equipped with 4.3 inch Touchscreen and three test modes, it can automatically complete the test and display Linear dispersion in real time to meet a variety of standard requirements.

$ 1171.00

Using negative pressure test principle, Vacuum Level range -90~ 0kPa, vacuum accuracy 2.5; no power supply, compressed air drive, equipped with ultra-thick Organic Glass vacuum Chamber for easy observation of bubbles.

$ 654.00

Equipped with 7-inch TFT display, supports 5 ion Measuring methods, automatically recognizes ion selective ElectRode, can store 1000 sets of data, Measurement accuracy of +/- 1% F. S, suitable for a variety of Ion concentration detection.

$ 864.00

Concentration 1000ppm of copper ion standard solution, PTFE bottle Encasement, capacity 480mL, suitable for daily ion calibrating applications.

$ 135.00

Equipped with 7-inch TFT display, supports 5 ion Measuring methods, automatically recognizes ion selective ElectRode, can store 1000 sets of data, Measurement accuracy of +/- 0.5% F. S, suitable for a variety of Ion concentration detection.

$ 864.00

Universal ion standard solution concentration 1000ppm, suitable for daily ion calibrating, PTFE bottle Encasement, capacity 480mL, to ensure calibrating accuracy and Stability.

$ 135.00

Sterling silver cathode and zinc anode construction, integrated temperature sensor for instant measurement without conditioning time, thin permeable membrane isolates Sensor and allows oxygen to pass, generating current to determine oxygen concentration.

$ 162.00

Equipped with 7-inch TFT display, supports 5 ion Measuring methods, automatically recognizes ElectRode, Measurement accuracy +/- 0.5% F.S., can store 1000 sets of data, suitable for a variety of Ion concentration detection.

$ 864.00

Equipped with 7-inch TFT display, supports 5 ion Measuring methods, automatically recognizes ion selective ElectRode, expands memory to store 1000 sets of data, Measurement accuracy of +/- 1% F.S.

$ 864.00

Measurement range of 1~ 2 × 10, using BNC plug design, matching pH and ion Meter, easy operation and fast Response, suitable for accurate Ion concentration detection.

$ 191.00

Articles

Cost-performance analysis of single-channel versus multi-channel switching modules when selecting a laboratory ion meter.
This article compares the cost-effectiveness of single-channel and multi-channel switching modules for laboratory ion meters. Single-channel devices have lower purchase costs, but additional instruments are required for each additional detection parameter. Multi-channel units have higher initial investment, but when testing more than three parameters, the total cost over three years is lower and the sample throughput is greater.
Constant temperature and humidity aging chamber for testing plastic yellowing according to GB/T 16422.3.
This article introduces the method of testing plastic yellowing using a constant temperature and humidity aging chamber in accordance with the GB/T 16422.3 standard. Yellowing is an indication of chemical degradation in plastics caused by heat, oxygen, and humidity.
Ozone Aging Test Chamber Evaluates Rubber SAE J2527 Cracking
This article introduces how to use an ozone aging test chamber to evaluate the cracking problem of rubber caused by ozone when used outdoors.
Hot air aging oven measures the long-term thermal-oxygen life of engineering plastics.
This article introduces how to use a hot air aging oven to test the long-term thermal-oxidative lifespan of engineering plastics. The test is based on the Arrhenius equation, which accelerates material aging at high temperatures to simulate performance changes under actual usage conditions.
Quantitative Measurement of Carbon Black Content in Rubber by Thermogravimetric Analyzer
Thermogravimetric analyzers measure changes in sample mass through programmed temperature control, enabling the quantitative determination of carbon black content in rubber. During the experiment, the rubber is first heated in an inert atmosphere to decompose it, leaving the carbon black intact. The atmosphere is then switched to an oxidizing environment to oxidize the carbon black. The carbon black content is calculated based on the mass loss.
Salt spray test chamber for testing the corrosion resistance of plastic coatings.
The salt spray test chamber accelerates the testing of the corrosion resistance of plastic surface coatings by simulating a salt spray environment containing chloride ions. The test is conducted in accordance with international standards such as ASTM B117 or ISO 9227, and the process includes sample preparation, salt spray exposure, and result evaluation.
Ozone Aging Test Chamber Evaluates Crack Resistance of Rubber
This article introduces how an ozone aging test chamber is used to evaluate the crack resistance of rubber. Ozone is a common factor that causes rubber aging. The test chamber simulates an ozone-containing environment, applies strain to rubber samples, and accelerates their aging process.
High-temperature aging chamber for testing thermal-oxidative aging of plastic films.
This article introduces the method of testing the thermo-oxidative aging of plastic films using a high-temperature aging chamber. Thermo-oxidative aging refers to the chemical changes that occur in plastics under high temperature and oxygen exposure, leading to a decline in performance.
Differential pressure method gas permeameter measures oxygen transmission rate of films.
This article introduces the method of measuring the oxygen transmission rate of films using the differential pressure gas permeation apparatus.
Heating and blade coating of gel electrolyte films for zinc-ion batteries.
This article introduces the heating doctor-blade coating method for preparing gel electrolyte films in zinc-ion batteries. The method involves spreading a slurry onto a substrate using a doctor blade, followed by heating to evaporate the solvent and form a film.
Uniform coating of lithium-ion battery cathode slurry on aluminum foil.
This article primarily discusses how to uniformly coat the positive electrode slurry onto aluminum foil in lithium-ion battery manufacturing. The slurry itself exhibits shear-thinning properties, making it suitable for coating applications.
The film coater achieves controllable coating of lithium-ion battery anode slurry on copper foil.
This article explores how coating machines control the application process of the negative electrode slurry onto copper foil in the manufacturing of lithium-ion batteries.
The film coater is used for experimental-grade uniform coating of lithium-ion battery cathode slurry on aluminum foil.
This article explores the technique of uniformly coating lithium-ion battery cathode slurry on aluminum foil using a laboratory-grade coating machine.
Heating coating machine is used for the doctor-blade coating of gel electrolyte films in zinc-ion batteries.
This article introduces the blade coating process for preparing gel electrolyte films for zinc-ion batteries using a heated coating mechanism. By controlling parameters such as temperature, coating speed, and gap height, this method enables the fabrication of films with uniform thickness and smooth surfaces.
Differential scanning calorimetry for determining the glass transition temperature of epoxy resin
Differential scanning calorimetry analyzes the thermal properties of materials by measuring the heat flow difference between the sample and a reference material.