Featured products from the spectroscopy marketplace.
Excimer laser
Photon Machines' Atlex excimer lasers are designed to deliver short pulse widths, high peak power densities, and flat-beams. According to the company, the lasers are air-cooled and capable of continuous operation at rates up to 500 pulses/s. The lasers are available at 157-, 193-, 248-, 308-, or 351-nm output wavelengths. Photon Machines, San Diego, CA; www.photon-machines.com
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Nitrogen generator
The NitroFlowLab self-contained membrane nitrogen generator from Parker Balston is designed to produce 99% pure nitrogen with pressures up to 116 psig. A combination of compressors, filtration, and membrane separation produces a continuous supply of nitrogen. High and low pressure compressors matched to hollow fiber membranes separate the clean air into a concentrated nitrogen stream and an oxygen-enriched permeate stream, which is vented. Parker Hannifin Corporation, Haverhill, MA; www.parker.com
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PDA spectrophotometer
The U-0080D photodiode array spectrophotometer from Hitachi is designed for biotechnology laboratories. It features standard DNA–RNA analysis software. According to the company, the instrument can scan the entire wavelength range in 0.05 s and can analyze trace amounts as low as 1 μL. Hitachi High Technologies America, San Jose, CA; www.hitachi-hta.com
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ICP catalog
Glass Expansion has published a 132-page full-color catalog that lists nebulizers, spray chambers, torches, RF coils, ICP–MS cones, accessories, and consumables for over 70 ICP–AES and ICP–MS models. Glass Expansion, Inc., Pocasset, MA; www.geicp.com
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X-ray system
X-Ray Optical's X-Beam Powerflux PF integrated X-ray beam system is an air-cooled X-ray source coupled to a focusing polycapillary optic, and a high voltage power supply with controller. According to the company, the system's active source control (ASC) feature delivers stability over temperature fluctuations and at varying power settings. X-ray Optical, East Greenbush, NY; www.xos.com
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NIR integrating sphere
PIKE Technologies' NIR IntegratIR integrating sphere is said to provide high performance qualitative and quantitative analysis of a wide variety of samples. The integrating sphere contains a fully integrated indium-gallium-arsenide detector. Options include a rotating stage for averaging large samples and an automated transmission stage for pharmaceutical tablet analysis. PIKE Technologies, Madison, WI; www.piketech.com
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Fluorescence filters
Semrock's Multiphoton fluorescence microscopy filters are designed to offer improved levels of performance and reliability. According to the company, the filters are ideal for multiphoton fluorescence excitation with a Ti:sapphire laser and other nonlinear microscopy applications. Semrock, Inc., Rochester, NY; www.semrock.com
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ICP–OES spectrometers
PerkinElmer's Optima 5000 inductively coupled plasma optical emission spectroscopy instruments are designed for the environmental, specialty metals, food, academic, and governmental sectors for laboratories with moderate to heavy loads of difficult samples. According to the company, the instruments can measure 23 elements/wavelengths for up to a 20-min read cycle. PerkinElmer, Wellesley, MA; www.perkinelmer.com
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Instruments and supplies
SCP Science's Instruments and Supplies catalog includes products such as the company's high-volume DigiPREP LS metal digestion system, a variety of DigiSEP solid phase extraction cartridges, and PlasmaPURE Plus high purity acids. SCP Science, Champlain, NY; www.scpscience.com
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Brochure
ITT, Power Solutions offers a new KOBRA precision metal oxide high-voltage and power resistor brochure. The brochure features the company's power, cylindrical, flat, and ring resistors. Product features, specifications, and specific ordering instructions are covered. ITT, Power Solutions, West Springfield, MA; www.ittpowersolutions.com
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Portable IR spectrometer
The InfraSpec VFA-IR spectrometer from Wilks Enterprise is designed to accurately measure the blend ratio of biodiesel in diesel fuel. Percent concentration results are displayed on a PC in less than 1 min. The spectrometer utilizes attenuated total reflection sampling to make the analysis. According to the company, the measurement range is 0.05–100% with an accuracy of 0.05% of scale. Wilks Enterprise, Inc., South Norwalk, CT; www.wilksir.com
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Cryogenic mill
SPEX SamplePrep's model 6770 Freezer/Mill cryogenic mill is designed for samples considered difficult or impossible to grind at ambient temperatures such as polymers, wood, bone, hair, rubber, plant, and animal tissue. The instrument includes a touch-screen interface, a removable control panel, and on-board self-diagnostics. The instrument reportedly embrittles samples by immersing the grinding vial in liquid nitrogen, and then pulverizes them with a magnetically driven impactor. SPEX SamplePrep, LLC, Metuchen, NJ; www.spexcsp.com
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Wireless spectrometer
The AvaSpec-BT Bluetooth spectrometer by Avantes allows wireless communication up to 150 m away from a PC. According to the company, the instrument's small size and weight of 720 g allows use in places where electricity is not available. A battery pack is available that is designed to enable more than 6-h of continuous operation. Avantes, Boulder, CO; www.avantes.com
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Digital pulse processor
Amptek's PX4 reportedly combines a digital pulse processor, a power supply, a shaping amplifier, and a multichannel analyzer. It is compatible with the company's XR-100 detectors and detectors from other manufacturers. The processor is software-driven and has 24 programmable peaking times between 0.8 and 102 μs. Amptek, Inc. Bedford, MA; www.amptek.com
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Elemental analyzer
The Eagle III XPL micro-EDXRF spectrometer from EDAX is now available with an optional primary-beam-filter accessory that reportedly improves detection limits. The spectrometer uses capillary optics, CCD video imaging cameras, and a motorized xyz stage for nondestructive small-spot analysis correlated with video imaging. Features include simultaneous detection of elements ranging from Na through U, and little or no sample preparation requirements. Typical applications include forensics, failure analysis, coating thickness-composition measurement, quality control, and chemical imaging. EDAX, Mahwah, NJ; www.edax.com
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Handheld Raman spectrometer
Ahura's FirstDefender handheld Raman instrument is designed for immediate identification of solids, liquids, and mixtures through the walls of their containers. The instrument is based on the company's optical engine. Features include the company's mixture analysis software, a sample library, a weight of less than 4 lb, and 5-h battery life. Ahura Corporation, Wilmington, MA; www.ahuracorp.com
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Spectroscopy software
Thermo Electron offers version 7.3 of its OMNIC Professional software suite for the company's FT–IR, Raman, and FT–NIR spectrometers. The software features 2D and 3D data visualization tools, programmable data collection events, and integrated data processing and analysis functions. Applications include hyphenated techniques such as TGA–IR and GC–IR, and conduction kinetics and rapid-scan experiments using FT–IR or Raman spectrometers. Thermo Electron, Waltham, MA; www.thermo.com
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Analyzer
Jordan Valley's RoHS MicroAnalyzer is designed to determine the precise level of restricted substances in components. The analyzer uses a high resolution detector, an integrated CCD camera, and an X-ray tube with variable spot size to accommodate large and small samples to measure low levels of Cd, Pb, Hg, Br, and Cr in alloys, plastics, circuit boards, resins, coatings, and packaging materials. Jordan Valley, Austin, TX; www.jordanvalley.com
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NIR spectrometers
StellarNet's NIRX-SR spectrometers are designed for the 0.9–2.2 μm wavelength range with a 512-element InGaAs photodiode array and a USB 2.0 interface. According to the company, the optics have no moving parts for shockproof durability in a portable environment. Optional accessories include attachments for spectroradiometry, optical spectroscopy, chemical analysis, and remote sensing. StellarNet, Inc., Tampa, FL; www.stellarnet-inc.com
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Fiber-optic flow cells
RoMack introduces their new line of fiber optic flow cells designed for absorption and fluorescence measurements. The cells offer path lengths from 1 mm to 1 meter and cover the applications ranging from UV through NIR. Features include application in harsh environments, including high temperature and aggressive chemicals. RoMack, Inc., Williamsburg, VA; www.romackfiberoptics.com
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NIR analyzers
Foss NIRSystems' XDS MasterLab and XDS MultiVial NIR analyzers are designed for rapid nondestructive measurements of tablets, liquids, and solids. The MasterLab analyzer can be used for automated reflectance or transmission analysis of a tray of multiple tablets or vials. An integrated variable spot-size feature enables adjustment of the sample illumination based on the diameter of the tablets and vials being used. The MultiVial analyzer can be used for automated sampling without transmission for tablets. Foss NIRSystems, Laurel, MD; www.fossnir-systems.com
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Positioning stage
The nanoSX ultraflat positioning stage from piezosystem jena combines a piezo positioning system with an actuating design for long travel. The stage height is 10 mm with a free center hole of 12.5 mm, and outside dimensions are 60 mm x 60 mm. The series is designed to move high-load masses with a resolution of 0.6 nm. piezosystem jena, Hopedale, MA; www.piezojena.com
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Dissolution tester
Jasco's model DT-810 dissolution tester is designed to provide fully automated dissolution testing of up to eight samples with either the standard paddle method or the optional rotating-basket method. The tester offers a circular design for uniform water temperature and an automatic centering mechanism that provides hands-free positioning of the dissolution vessels and drive shafts. Jasco, Inc., Easton, MD; www.jascoinc.com
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Raman spectrometer
B&W TEK's portable Raman spectrometer is designed with a PDA-sized computer. The system reportedly uses a full Microsoft Windows operating system that allows programs such as Thermo's Grams/AI, The Unscrambler by Camo, and others to be run outside the laboratory. According to the company, a 785-nm excitation laser at 300 mW provides Raman shift spectra from 175–300 cm-1 for solids and liquids. B&W TEK, Inc., Newark, DE; www.bwtek.com
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Custom standards
Inorganic Ventures manufactures custom inorganic standards for applications including ICP, ICP–MS, AA, and IC. Standards are made according to user specifications and come with an extensive certificate of analysis that details NIST traceability, certified values, and trace impurities. Reportedly, the company can ship 99% of its custom solutions in three days or less. Inorganic Ventures, Lakewood, NJ; www.inorganicventures.com
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X-ray spectrometer
Kratos's Micro EDX spectrometers are designed to combine the resolution and flexibility of energy dispersive instruments with the speed and convenience of non-dispersive instruments. The instrument reportedly achieves high sensitivity and high-resolution analysis of electronic components, circuit boards, and foreign matter in foods down to a minimum measured diameter of 50 μm. Kratos, Chestnut Ridge, NY; www.kratos.com
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Imaging spectrograph
The Shamrock 163i imaging spectrograph from Andor Technology is based on a Czerny-Turner optical layout featuring a focal length of 163 mm, an entrance aperture ratio of f/3.6, and a wavelength resolution of 0.17 nm. The instrument includes interchangeable gratings and slits that allow users to select different wavelength ranges and resolutions. Andor Technology, Belfast, UK; www.andor.com.
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Raman spectrometers
HORIBA Jobin Yvon's Modular Raman spectrometers are based on the company's fiber-coupled Raman microscopes and probes, imaging spectrograph, and CCDs. According to the company, users can optimize their spectral coverage and resolution with a choice of 0.32 m or 0.55 m spectrometers. Laser filter sets are available for a wide variety of different excitation lasers. HORIBA Jobin Yvon, Edison, NJ; www.jobinyvon.com
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XRF spectrometer
PANalytical's Axios-Metals wavelength dispersive, sequential XRF spectrometer is designed to meet the needs of users in the steel and metals industries. The system comes with NiFeCo-FP or Cu-base-FP application solutions, including templates and standards. It provides data across the elemental range from fluorine to uranium in concentrations from parts per million to 100 wt%. PANalytical, Natick, MA, www.panalytical.com
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Software
ReactionSleuth software from Remspec is designed for postprocessing of reaction monitoring datasets. The software works with multifiles in the spc format and offers PCA/Target transformation, peak-fitting capability, and 3D displays of real and synthetic datasets. Remspec Corporation, Sturbridge, MA; www.remspec.com
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Website
Teledyne Leeman Labs' website is designed for companies with an interest in ICP spectrometers, AA spectrometers, mercury analyzers, and ICP standards and mercury reagents. According to the company, a directory at the introduction of the home page leads visitors to areas with detailed information on the company and products, offices, service centers and representatives around the world, and product promotions. Teledyne Leeman Labs, Hudson, NH; www.leemanlabs.com
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Raman probes
InPhotonics' RPI Raman fiber-optic probes are designed for installation in chemical and pharmaceutical manufacturing facilities. Probes are available up to 2 in. in diameter with any size ANSI/DIN flange and several feet in length for suitable positioning in the reaction vessel. According to the company, the design reduces optical losses over such long lengths. The probes can withstand pressures as high as 3000 psi and temperatures as high as 250 °C. The probe features two backup containment fields, compatibility with NEC and ATEX regulations, and a purged junction box. InPhotonics, Inc., Norwood, MA; www.inphotonics.com
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Spectrometer
The Red Tide spectrometer from Ocean Optics is a general-purpose instrument designed for budget-conscious teaching and research labs. According to the company, the spectrometer features a spectral response from 350 to 1000 nm, an order-sorting filter to eliminate second-order effects, and an optical resolution of 2 nm (FWHM). The instrument has an 89.1 mm x 63.3 mm footprint, a linear CCD-array detector with 650 active pixels, and a USB interface. Ocean Optics, Dunedin, FL; www.oceanoptics.com
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Cuvette
The TrayCell cuvette from Hellma reportedly uses the surface tension of 4 μL of sample to form a repeatable optical path of 1 mm +/- 0.02 mm. According to the company, it is compatible with most spectrophotometers, operates at temperatures ranging from 5 °C to 50 °C, and has a wavelength range of 190–800 nm. Applications include biotechnology, drug discovery, and forensics. Hellma, Plainview, NY; ww.hellmaUSA.com
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XRF spectrometers
Thermo Electron's ARL ADVANT'X wavelength dispersive XRF spectrometers are available with output power levels of 1200, 2500, and 4200 W. The instruments are designed for applications including petrochemicals, environmental, geology, precious metals, oxides, ceramics, food, and chemicals. They can analyze elements ranging from beryllium to uranium. Thermo Electron, Waltham, MA; www.thermo.com
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ATR accessory
The AccessATR from Harrick Scientific is designed for ATR measurements of solid, liquid, and paste samples. The accessory is equipped with a built-in trough to contain liquids and a press for solid sampling. Harrick Scientific Products, Inc., Ossining, NY; www.harricksci.com
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Position controller
Physik Instrumente offers the E-625 nanopositioning controller to drive the company's PIFOC family of piezoelectric Z-stack nanofocusing drives. It reportedly can provide lower than 1-nm resolution and achieve response and settling times on the order of 10 ms. The controller features a high-bandwidth analog interface, a 20-bit digital interface, a low-noise piezo power amplifier, a high-speed servo controller, and sensor electronics for nanopositioning sensors. Physik Instrumente, Auburn, MA; www.pi-usa.us
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Laboratory press
SPEX SamplePrep's air-actuated model 3628 Bench-Press laboratory press is designed for pressing sample pellets for XRF and other analytical methods. According to the company, neither hand pumping nor an electric hookup is needed. The 25-ton press requires a standard air supply of 90 psi (6.1 atm) and 7 ft3/min (0.20 m3/min). SPEX SamplePrep, LLC, Metuchen, NJ; www.spexcsp.com
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Tutorials
HORIBA Jobin Yvon has published an interactive tutorial entitled "What is Fluorescence?" on its website. The tutorial explains which instruments are best for various applications. HORIBA Jobin Yvon, Edison, NJ; www.jobinyvon.com
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Electron multiplier
BURLE Electro-Optics' Extended Dynamic Range MAGNUM electron multiplier reportedly offers extended linearity over a wider current range, higher count rates, and lower noise compared with OEM electron multipliers. It is designed to provide high dynamic range, increased gain stability, and near elimination of feedback noise. A proprietary glass formulation reportedly facilitates long detector life. BURLE Electro-Optics, Sturbridge, MA; www.burle.com
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Mercury analyzer
Buck Scientific's model 410 mercury analyzer is designed for the analysis of trace levels of mercury in drinking, surface, and saline waters, as well as domestic and industrial wastes. The instrument achieves detection limits of 10 ppt/absolute mass 0.0025 mg with a 400-mm flowcell. Buck Scientific, East Norwalk, CT; www.bucksci.com
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Module
Power Technology's IQμ module is designed to offer control over operating parameters by an on-board, menu driven, local control or by a Windows-compatible control and monitoring software via USB or an RS-232 interface. The microprocessor-controlled module is available with wavelengths ranging from 375 to 1600 nm inside the same module package. Applications include flow cytometry, laser-induced fluorescence, bioanalysis, interferometry, Raman spectroscopy, and microscopy. Power Technology, Alexander, AR; www.powertechnology.com
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Equipment and supplies
LabX is an on-line marketplace that connects professional buyers and sellers of scientific equipment and supplies. Since 1995, LabX has been a highly specialized business-to-business marketplace where scientific equipment and supplies can be purchased and sold. More than 60,000 registered members visit LabX to purchase and sell laboratory, medical, test and measurement, spectroscopy, semiconductor, and chromatographic products. LabX, Ontario, Canada; www.labx.com
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Ring laser
The Matisse tunable CW ring laser from Newport reportedly has inherent stability toward external mechanical and acoustic perturbations. The laser features active photonic elements and an electro-optic modulator for fast cavity-length stabilization. It can be configured for either Ti:sapphire or dye as the gain medium, and for spectral linewidths ranging from 10 MHz to < 50 kHz. Newport Corporation, Irvine, CA; www.newport.com
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Echelle spectrograph
The SpectraPro HRE echelle spectrograph from Princeton Instruments/Acton is designed for general spectroscopy as well as laser-induced breakdown spectroscopy. The spectrograph is designed to sample continuously wavelengths ranging from 190 to 1050 nm. The spectrograph is designed to work with the company's camera systems and to be controlled by the company's WinSpec software. Princeton Instruments/Acton, Trenton, NJ; www.piacton.com
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ICP-OES systems
The 700-ES ICP-OES instruments from Varian are designed for a variety of applications ranging from environmental to pharmaceutical. The 710-ES models are entry-level instruments suitable for educational institutes and for industries to comply with environmental protection laws and regulations. The 720-ES and 730-ES models feature a CCD detector designed for high performance and speed. Varian, Inc., Palo Alto, CA; www.varianinc.com
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Table-top press
International Crystal Labs introduces the E-Z Quick Table Top press. It is constructed from stainless steel, chrome-plated steel, and anodized aluminum. According to the company, the press mounts vertically, which enables the use of body weight and shoulder muscles. The press uses the 7-, 4-, and 2-mm die sets that are used in the company's Quick Press and Port-A-Press presses. International Crystal Laboratories, Garfield, NJ; www.internationalcrystal.net
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Benchtop XRF analyzer
The PHOENIX II benchtop polarized XRF analyzer from SPECTRO is suitable for measuring elements ranging from magnesium through uranium in liquids, solids, and powders. The instrument combines a 48-kV tube and polarized source x-rays with a gas-filled proportional counter detection system. X-ray filters separate the spectral peaks of elements with adjacent atomic numbers. SPECTRO Analytical Instruments, Inc., Marlborough, MA; www.spectro.com
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High-voltage module Spellman High Voltage introduces the model MX10 high-voltage module for mass spectrometry. The DC-DC converter features hot switchable polarity reversal at 10 kV between 100 and 250 ms, and low peak-to-peak ripple performance. Applications include security detection systems, LC–TOF dynodes, sample ionization, as well as capillary electrophoresis and electrostatic printing. Spellman High Voltage, Hauppauge, NY.
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LC–MS software
ACD/Labs introduces ACD/IntelliXtract LC–MS software designed for automatic molecular weight determination, component extraction, and sample comparison. The software considers ion adducts, multimers, 12C/13C ratios, isotopes, neutral losses, and fragment ions to provide accurate molecular ion identification. Advanced Chemistry Development, Inc., Toronto, Canada; www.acdlabs.com
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Portable XRF analyzers
Innov-X's Alpha Series handheld X-ray fluorescence analyzers are designed to provide fast, precise, and nondestructive elemental identification in materials ranging from plastics, soils, and alloys to liquids, powders, and coatings. Applications include electronics RoHS/WEEE screening, scrap metal recycling, quality assurance of precious metals, and environmental monitoring. Innov-X Systems, Woburn, MA; www.innov-xsys.com
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Best of the Week: EAS Conference Coverage, IR Spectroscopy, Microplastics
November 22nd 2024Top articles published this week include highlights from the Eastern Analytical Symposium, a news article about the infrared (IR) spectroscopy market, and a couple of news articles recapping spectroscopic analysis of microplastics.
FT-IR Analysis of pH and Xylitol Driven Conformational Changes of Ovalbumin–Amide VI Band Study
November 21st 2024This study uses Fourier transform infrared (FT-IR) spectroscopy to analyze how the globular protein ovalbumin's secondary structures transition under varying pH conditions in the presence of the cosolvent xylitol, highlighting the role of noncovalent interactions in these conformational changes.