Solid Oxygen Content Detector

Solid oxygen content detectors measure the concentration of dissolved oxygen inside materials using electrochemical or optical sensors. They are used to monitor the oxygen barrier properties of packaging materials, food, and pharmaceuticals to prevent oxidation and spoilage.
Selection
When selecting, consider the compatibility of material types with sensor technology, confirm that the measurement range and accuracy meet the detection standards, evaluate environmental adaptability, review calibration and maintenance requirements, and balance cost with operational convenience.

Terms

Standards

Instruments

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

Detection of oxygen concentration 0~ 25% range, resolution of 0.1%, Response Time ≤ 15 seconds, Portable design, suitable for a variety of environment monitoring needs.

$ 162.00

Electrochemical sensor to detect oxygen, range 0~ 25% VOL, Sensor life up to 5 years, Response Time ≤ 15 seconds, with sound and light alarm and continuous 90 hours of work ability.

$ 270.00

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

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

Electrochemical sensor to detect oxygen, range 0-30% VOL, resolution 0.1% VOL. With 12864 point array LCD screen, waterproof grade IP65, built-in flashlight, support sound, light, vibration alarm.

$ 149.00

It can measure refractive index 1.3000~ 1.7000nD and sugar content 0~ 100% Brix, with accuracy of +/- 0.0002nD and +/- 0.1% Brix, respectively, and supports temperature correction and direct data printout.

$ 1282.00

Using electrochemistry principle to detect 0~ 30% VOL oxygen concentration, with 4G/WIFI wireless communication function, support temperature compensation algorithm and a variety of filtering algorithms, Response fast and accurate data.

$ 282.00

Low-frequency signal penetration depth of 20mm, can simultaneously measure concrete carbide moisture content and plaster moisture content, built-in environment Sensor, support a variety of professional probe expansion measurement function.

$ 1397.00

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

Suitable for solid-state semi-solid piercing measurement, using high-performance ceramic core liquid junction and long-life reference structure, Measurement range 0-14pH, Temperature range 0-60 ℃.

$ 251.00

4 groups of samples can be tested at the same time, using PID precise temperature control technology, Temperature range from room temperature to 1000 ℃, with automatic calculation of carbon black content and ash content function, open lid structure heat dissipation effect is better.

$ 6205.00

Conductivity Detector measurement principle, measurement range 0~ 84%, resolution 0.1%, Response Time 1 second, with temperature and humidity compensation function, portable design weight only 203 grams.

$ 143.00

Articles

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This article introduces how to determine the thermal decomposition temperature and inorganic filler content of ink using a thermogravimetric analyzer. During the test, a small amount of ink sample is heated in a nitrogen or air atmosphere, and the mass change curve is recorded.
When selecting a laboratory disperser, it is essential to evaluate the dispersion capacity and the speed range.
When selecting a laboratory disperser, it is crucial to evaluate the dispersion capacity and speed range. The dispersion capacity should be determined based on parameters such as material viscosity and solid content to avoid uneven dispersion or localized overheating caused by excessive or insufficient capacity.
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UV spectrophotometer for measuring residual monomers in polymer solutions.
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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.
Atomic Absorption Spectrometer for Measuring Heavy Metal Content in Rubber
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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.
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.
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.
Determination of free amino acid content in protein solutions using a microtitration apparatus.
This article introduces a method for determining the free amino acid content in protein solutions using a microtiter plate reader. It is based on the ninhydrin color reaction, where amino acids react with the reagent under specific conditions to produce colored compounds, and the concentration is calculated by measuring the absorbance.
Operating Specifications for the Determination of Hexavalent Chromium Content in Wastewater Using Colorimetric Titration Apparatus
This article introduces the standard operating procedure for determining hexavalent chromium content in wastewater using a colorimetric titrator. The method is based on the reaction between hexavalent chromium and diphenylcarbazide under acidic conditions to form a purplish-red complex, with the titration endpoint determined by monitoring changes in absorbance at a wavelength of 540 nanometers.
Wavelength selection for the determination of sulfate content in water quality using photometric titrator
This article discusses how to select the wavelength when using a photometric titrator to determine the sulfate content in water. The core issue lies in the fact that wavelength selection directly affects the accuracy and anti-interference capability of the detection.
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.