Analytical Instruments

A wide classification of instruments that are used to analyze material samples, or their components, and record data specific to the application.

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Anechoic chambers are specialized chambers designed for electromagnetic or sound waves.
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Calorimeters and thermal analyzers contain a heat source that can deliver a heat flux, at a distinct temperature, into a sample, and a temperature-measuring device that can read the resultant change in temperature.
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Conductivity meters, dissolved solids meters, and resistivity meters are analytical instruments that measure the conductivity, dissolved solids, and/or resistivity of a liquid sample.
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Conductivity electrodes are devices that measure the salinity and conductivity of water samples.
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Deflectometers and extensometers are used to indicate the deformation of material while it is subjected to stress.
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Density and specific gravity instruments are meters used to determine density and specific gravity.
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Densometers and porosimeters are used for measuring porosity, air permeability or air resistance of sheet-like or bulk materials.
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Diffractometers are used to measure crystal structure, grain size, texture, and/or residual stress of materials and compounds through the interaction of X-ray beams, gamma rays, electron beams, or neutron beams with a sample.
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Dissolved CO2 instruments are analytical devices that measure the amount of carbon dioxide (CO2) dissolved in a liquid sample such as water. They typically include a submerged probe that is covered by a thin organic membrane.
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Dissolved oxygen meters are analytical instruments that are used to measure the amount of oxygen dissolved in a liquid sample.
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Dissolved oxygen sensors are used to measure the amount of oxygen dissolved in a unit volume of water. In water quality applications, such as aquaculture (including fish farming) and wastewater treatment, the amount of dissolved oxygen (DO) must be kept high.
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Durometers are instruments used for measuring the indentation hardness of rubber, elastomers, plastics and foam materials.
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Environmental test chambers and rooms are used to ensure the reliability of industrial products, especially electronic items, through prolonged exposure to one or more environmental parameters.
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Fluorometers measure the amount of fluorescent radiation produced by a sample exposed to monochromatic radiation.
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Fuel testers analyze the properties and composition of biofuels, gasoline, diesel, and petroleum-based fuels and fuel feedstocks.
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Gas instruments detect, monitor or analyze gases present in an environment.
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Geophysical instruments are used for geological study, including rock and soil mechanics, core analysis and surveys of the earth.
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Groundwater monitoring equipment includes pumps and other instruments that tap into the water table for water quality assessment, testing for pollutants, and the identification of other compounds.
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Hardness testers measure a material's resistance to indentation. This calculation is determined by measuring the permanent depth or projected area of the indentation.
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Humidity measurement instruments test for absolute humidity, relative humidity, or dew point in air.
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Hydrometers are calibrated glass floats used to determine the specific gravity of a liquid.
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Instrument calibration services test equipment and calibrate them to various standards.  
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Ion selective electrodes measure the potential of a specific ion in solution. This potential is measured against a stable reference electrode of constant potential.
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Ion specific electrode meters are millivolt meters that interface with ion selective electrodes (ISEs). These meters take the potential generated by the electrode and convert it into units of concentration.
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Laboratory balances are used to measure an object’s mass to a very high degree of precision.
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Leaf wetness sensors are used to detect the presence of surface moisture.
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Leak testing equipment is used to measure the escape of liquids, vacuum or gases from sealed components or systems.
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Liquid leak detectors sense when a liquid is leaking from a pipe, tank, or other receptacle.
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Mechanical testing equipment covers devices used for adhesion, compression, drop (shock), tensile, vibration and fatigue testing.
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Moisture meters are used to measure the moisture content in bulk solids, liquids and gases.
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Oil in water monitors are used to detect the presence of hydrocarbons in water.
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Oil sensors and oil analyzers are used in automotive or industrial machinery applications to sense oil levels, and check for contamination, and particulates, viscosity and/or temperature.
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Opacity sensors and instruments measure the amount of light transmitted through a sample.
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Oxygen reduction potential (ORP) electrodes are analytical sensors for measuring oxidation-reduction potential (ORP).
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Oxidation reduction potential (ORP) instruments measure or monitor ORP in solution.
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Particle analyzers are used to determine the physical makeup of individual particulates in aerosols, dispersion, emulsions, powders, and other samples.
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Permeation instruments are designed to measure the permeability, solubility, diffusivity and precise transmission rate of organic vapors or liquids through films, paper, pulp, packages and other materials.
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pH electrodes are analytical sensors for measuring potential of hydrogen (pH), the negative logarithm of the hydrogen ion activity in solution.
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pH instruments are used to measure or monitor potential of hydrogen (pH) in a solution.
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Plant Growth Chambers are specifically designed to produce environmental conditions to maximize plant growth.
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Polymer test equipment includes melt flow indexers, extrusiometers, and other specialized instruments for determining the processability and properties of plastics and elastomer materials.
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Powder testing equipment is used to measure the static and dynamic properties of powders for pharmaceutical, coating, and other solid-particulate applications.
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Material test fixtures and accessories include mechanical testing grips, fixtures, sample heaters, extensometers, specimen cutters, and other specialized test components.
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Property testers are used to determine various physical properties of samples, including cloud point, distillation, flash point, freezing point, melting point, pour point, and vapor pressure.
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Pulp and paper testers include specialized sensors, instruments, COBB testers, and test equipment for evaluating the material properties and processability characteristics of pulp and paper.
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Pycnometers are glass or metal containers with a determined volume. They are typically used to determine the density of liquids and their dispersions
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Radiation detectors are used for medical diagnoses, radioactive dating measurements, and measurements of background radiation, activity levels and radiation doses.
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Refractometers measure the critical angle of refraction through a sample. The critical angle of refraction will change with concentration.
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Residual gas analyzers (RGAs) identify the gases present in vacuum environments.
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Rheometers characterize a liquid according to its viscous properties and elastic responses.
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Solar radiation instruments measure the spectral range of radiation, including global solar radiation (sun + sky), net radiation (incoming solar - reflected solar) and the photosynthetic light spectrum.
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Solid phase extraction (SPE) cartridges and disks are used to clean up a sample before using a chromatographic or other analytical method to quantify the amount of analyte(s) in the sample.
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Stability chambers and stability rooms are temperature-controlled and humidity-controlled environmental units that provide stable conditions for storage and testing purposes.
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Surface area and pore size analyzers are used to measure the surface area and pore size of a sample.
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Temperature indicators are designed for temperature monitoring and analysis. These devices either come equipped with an integral sensor, or require sensor input.
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Surface tension and wettability instruments measure fluid surface tension, a tangential force that keeps a fluid together at the air/fluid interface. Surface tension is a direct indicator of the quality of any chemical and any formulation.
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Thermal imagers detect heat patterns in the infrared wavelength (1 micron to 100 micron) spectrum.
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Titration instruments are used to determine the concentration of dissolved substances. Titration is based on a complete chemical reaction between the specific substance, the analyte, and a reagent or titrant of known concentration that is added to the sample.
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Total organic carbon (TOC) analyzers measure the amount of total organic carbon present in a liquid sample.
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Turbidity instruments measure the average volume of light scattering over a defined angular range. Both particle size and concentration of suspended solids as well as dissolved solids can affect the reading.
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Viscometers define viscous properties of a fluid at ambient or defined temperatures.
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Volatile organic compound (VOC) analyzers are used to detect concentrations of heavy hydrocarbons in gas or liquid media.
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Water quality photometers and colorimeters are ion-specific, computer-interfaced probes that are designed to determine the concentration of a solution from its color intensity.
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Water quality testing instruments are used to test water for chemical and biological agents, and to measure variables such as clarity and rate of movement.
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Weather instruments are designed to measure one or multiple components of weather including wind speed and direction, rain or snow fall, solar radiation, temperature, pressure and humidity.
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