Magnetic stirrers are a popular type of laboratory stirrer that use a rotating magnetic field to cause a stirrer bar to rotate within the solution.

Mixing solutions is one of the most common laboratory tasks. Over the years, a number of automated methods for mixing have been devised, all of which remove this burden from the operator by offering a sustained and controlled stirring action for indefinite periods of time.

A mainstay of environmental and quality control chemistry, TOC analyzers measure the carbon content of dissolved and particulate organic materials in water.

Titrators are specialized instruments that perform titrations with minimal operator intervention and can thus minimize errors, improve throughput, and facilitate documentation.

Find out the main questions you should be asking when buying an automated liquid handling system.

Pharmaceutical and polymer industries are increasingly interested in both TGA (thermogravimetric analysis) and DSC (differential scanning calorimetry).

Viscometers measure viscosity, the resistance of fluids to flow or stress. In common terms, viscosity is related to a fluid’s “thickness”—a physical property of great interest to manufacturers of liquids, slurries, and pastes.

Vacuum pumps are an essential piece of equipment and are used in a wide variety of processes in most laboratories.

Within a decade of its discovery in 1983, Real-Time PCR—also called quantitative polymerase chain reaction (qPCR)—evolved into one of the most powerful and sensitive gene analysis techniques available.

This year marks the 25th anniversary of commercial thermal cyclers for the polymerase chain reaction (PCR). In brief, this technology amplifies segments of DNA. In such a device, PCR tubes go in holes in a thermal block.

Reagent companies sell RNAi reagents as “virtual kits” consisting of the shRNA or siRNA sequences and an appropriate transfection reagent.

Lab shakers are available in two different mixing actions: orbital and reciprocal and are primarily used for culturing organisms in shake flasks or test tubes, and can also be used for mixing liquids.

Microplate readers are widely used in research, drug discovery, bioassay validation, QC, and manufacturing processes for the detection of biological, chemical, or physical processes in samples contained in microtiter plates.

Microplate handlers are specialized robotic devices that transfer microtiter plates in three-dimensional space from one location within a workflow to another.

Electrophoresis relies on a basic process—particles moving in an electric field, more or less. Although known for more than 200 years, this phenomenon still drives fundamental techniques in many laboratories.

Freezers and refrigerators are an integral part of any laboratory that requires temperature controlled storage. Maintaining samples at an optimal temperature while in storage is vital for many lab professionals and this makes choosing the right freezer or fridge a crucial task.

A refractometer is an optical instrument that is used to determine a concentration of a particular substance within a given solution.

What should you ask before buying a new UV-Vis instrument? Find out here.

Learn recent trends in Raman spectrophometers as well as some of the main questions you should ask before buying one.

Power supplies provide steady, precisely controlled electrical energy to electronic equipment. Anyone who has built or worked with a desktop computer recognizes the power supply— typically the bulkiest component—sitting behind the electrical inlet socket.

Get the latest on particle size analyzers all in one place.

Best practices dictate that pipettes undergo preventive maintenance and calibration at least once per year. Calibration involves dispensing set volumes of a liquid, usually water, into the weighing pan of a calibrated balance.

The expanded features in today’s pH meters reflect the broad use of this technology.

Nobody gets excited about lab ovens, but they are definitely essential lab components. Ovens are found in almost every industrial, research and development laboratory.

Microwave digestion is the preparation method of choice for analyzing metals in complex mixtures.

Low-temperature laboratory freezers will achieve temperatures of -40°C to -85°C, much lower than their kitchen-based counterparts.

A Laboratory Information Management System (LIMS) serves as the interface to a laboratory’s data, instruments, analyses and reports.

The question of limited access or general access to laboratory goods and services applies to a range of instruments, utilities, and competencies.

Turning a sample into a suspension—the essence of homogenizing— occurs in a wide range of laboratory applications.

Glove boxes are specialty enclosures that allow tight control over experimental conditions. Sizes range from less than five to several hundred cubic feet.

If you’ve had to lug a tank of gas to an experiment station and secure it in place, you know the hassle and danger involved.

The technology behind visible light microscopes, the oldest true laboratory instruments, has not changed much in fundamental operation in 200 years.

Time-of-flight (TOF) mass spectrometry (MS) works by imparting equal energies to all fragments. Since smaller particles thereby travel faster, their masses are determined by how quickly they travel from the source to the detector.  

Integration is the main reason for the virtual disappearance of the specialist GC or MS supplier that produces chromatographs for someone else’s mass detector, and vice versa.

Find what you need to know when buying a mass spectrometer and what our readers had to say about their MS instruments in our latest survey.

One of the primary safety devices in laboratories where chemicals are used is the laboratory fume hood.

The use of freeze dryers extends from applications in academic labs to zoos. Moreover, this technology contributes to basic research and manufacturing.

HPLC is, for many scientists, an essential apparatus for the separation, identification, purification and quantification of various compounds.

Flow cytometry is a powerful technology that allows researchers and clinicians to perform complex cellular analysis quickly and efficiently by analyzing several parameters simultaneously.

In HPLC columns, reverse-phase and normal-phase chromatography separation methods are based on polarity. Reverse phase columns separate analytes based on their hydrophobicity, with the more hydrophobic compounds being retained longer on the column.

As a mature market, filtration moves forward incrementally through improvements in filter media and housings. 

Chromatographers who learned their craft 20 years ago may not have been familiar with autosamplers then, but today nearly every high performance liquid chromatography (HPLC) instrument includes an autosampler as standard equipment.

Cell culture incubators, also known as carbon dioxide (CO2) incubators, are by far the largest group in terms of sales and applications. CO2 incubators support cell culture work in basic research and in the biotechnology industry where CO2 is used

A cleanroom is a rigorously controlled environment that has a low level of environmental pollutants such as dust, airborne microbes, aerosol particles and chemical vapors.

Centrifuges separate particles and structures suspended in liquid by applying thousands of gravitational force equivalents to the sample through spinning. Laboratories use centrifuges to clarify suspensions, separate liquids, isolate suspended particles, perform density measurements and for many other applications.

Biological safety cabinets (BSCs) are enclosures that protect users and the environment from biohazards by removing particulates and aerosolized pathogens from the work area through HEPA filtration, then recirculate or exhaust the purified air, hence, cleansing the workspace air.

Fourier transform infrared (FTIR) spectroscopy, a subset of infrared (IR) spectroscopy, uses a mathematical algorithm, Fourier transform, to translate raw infrared data into a spectrum.

In flame photometry, a branch of atomic spectroscopy also called “flame atomic emission spectrometry,” atoms are examined in the spectrometer.

Find out all you need to know when buying SPE equipment for your lab and the results of our most recent sample prep survey.

Water baths are used in industrial and clinical laboratories, academic facilities, government research laboratories, environmental applications, as well as food technology and wastewater plants. Chillers, on the other hand, are refrigerators that cool down samples or processes to preset temperatures.

Gas chromatography-mass spectrometry (GC-MS) is the fastest-growing GC method. Mass detection, which can take a variety of forms based on the MS component, provides a dimension that conventional thermal conductivity or flame ionization detectors cannot.

Find out all the latest trends in lab balances and what you should know before buying one.

The right chromatography data system (CDS) can spell the difference between a streamlined data collection process and one that is haphazard. CDSs are software packages that collect, store, and help users interpret data. Some have instrument control functions as well. CDSs come in many different varieties, which can make selecting one a daunting exercise.

Atomic absorption (AA) has been known since the 19th century, but it was not until the 1950s, thanks to efforts by Alan Walsh at Australia’s CSIRO research center, that use of AA spectrometers became routine for metals analysis.

Modular spectrometers and accessories can be combined for measurement of various spectral characteristics. In this application note we describe a spectrometer and multifunction accessory appropriate for measurement of absorbance, fluorescence, scattering or any combination of these phenomena.

Processing DNA samples can be a time consuming and expensive process. If degradation occurs during any of the steps, the process must start over. Before you begin, make sure that the DNA is free of RNA and protein contamination.

It has become crystal-clear to most of us that glass is something we just can’t live without. Scientists use glass beakers for measuring chemicals. We wear eyeglasses to improve our vision or to make a fashion statement.

Preclinical drug development relies on advanced in vitro models with a high degree of standardization to achieve maximal predictivity for an efficient compound de-risking strategy.

Although gold nanoparticle production can be controlled to yield specific size ranges, both the concentration and size of nanoparticles must be checked following production.

Analytical methods which extract aqueous samples require that the initial volume of the sample be determined, as it is necessary to calculate the concentration of the analytes in the sample.

Reaction screening and purification are essential steps in small molecule pharmaceutical discovery labs.

It is a common misconception that a bath with a larger reservoir provides greater stability because the addition of heat energy results in a smaller temperature rise, iving it the appearance of better stability than a smaller reservoir. To achieve temperature stability, heat must be accurately removed at the same rate as it is added.

The Array Tape™ Platform is the new standard for high throughput applications.

ERGO: “WORK” NOMOS: “THE STUDY OR LAWS OF” COMBINES TO MEAN: “THE LAWS OF WORK” OR DESIGNING “EQUIPMENT” THAT ACCOMMODATES LIMITS OF THE USER Advancements for Improved Safety Conditions.

The AniGARD e3 animal transfer station from The Baker Company combines improved containment and enhanced ergonomics with lower energy requirements to provide you with unrivaled performance and protection. Comfortable and Versatile to Increase

Labnet International is proud to introduce their new personal mini centrifuge, the PRISM MINI. Reliable and easy-to-use, the Prism Mini is compact and economical, allowing each workstation to be equipped with a “personal” centrifuge.

Protect your valuable samples with Thermo Scientific 100% pure copper CO2 incubators. The Thermo Scientific 100% pure copper CO2 incubators allow you to culture precious samples, without worry.

BINDER Inc. offers a range of environmental simulation equipment that provides consistent performance – a quality that allows a focus on the research at hand and confidence in the equipment holding samples.

Accelrys has a range of Electronic Lab Notebooks (ELN) to meet the full spectrum of needs of scientific organizations from research to development to manufacturing.

With the smallest footprint available, the new CentriVap micro IR Vacuum Concentrator fits in tight spaces and is ideal for small throughput in molecular biology, proteomics, genomics, genetics, cell biology and drug discovery labs.

As research and laboratories evolve, AirClean® Systems continues to innovate with sophisticated, efficient fume containment solutions.

Learn about the new design of the 3Y series and all the other great improvements.

Conventional techniques for environmental organic sample preparation for priority pollutants, such as extractions by shakers, Sohxlet, or sonication, are time-consuming and generate large volumes of solvent waste. In addition, workers are exposed for extended periods to toxic organic solvents.

Eppendorf presents its new electronic pipette, the Eppendorf Xplorer plus®. The intuitive operating concept and ergonomic display of our Xplorer set new standards in simplicity, precision and reproducibility.

ELGA’s new innovative Type I ultrapure water purification system ensures accurate consistent results. The PURELAB flex 3 & 4 are the latest additions to the award winning PURELAB flex range of systems.

Oil-free vacuum pumps can offer significant scientific and economic advantages over oil-sealed rotary vane pumps for most lab applications.

Core Life Sciences has partnered with CapitalBio Corporation, a leading developer of microarray technology, to offer the PersonalArrayer 16, a new highly flexible and efficient microarrayer suitable for a wide range of applications.

Synergy NEO is BioTek’s newest development in multi-mode microplate readers. Designed specifically for today’s screening and core laboratories, NEO has all the features you would expect from an HTS instrument.

The Buffer Creation Wizard is a Freedom EVOware® Add-on and allows the fully automated preparation of your set of buffers e.g. for subsequent screening experiments like High Throughput Process Development.

The GX-241 Liquid Handler is a compact workhorse that provides the perfect balance of size, performance, and capabilities to individual labs

The BRAND Titrette® is the world’s first bottletop burette to provide titration within ASTM and ISO error limits for Class A glass burettes.

The epMotion 5075 LH is the ideal solution for advanced liquid handling demands. It offers outstanding accuracy and precision making it an excellent tool for demanding, small-volume applications such as real-time PCR set-up or magnetic bead

Hamilton is a global leader of world class analytical components, medical instrumentation, temperature control systems, laboratory robotics and automated liquid handling equipment. From Clark Hamilton’s development of the Microliter Syringe in

Gas chromatography (GC) was at one time commonly called “GLC,” where the “L” stands for liquid. Inside GC columns are particles of a ceramic or inert material coated with an extremely viscous liquid stationary phase that interacts with the analyte.