New Disposable Filter for AA & ICP Analysis

30 Apr 2007

Product news

SCP SCIENCE, a leading manufacturer of products for atomic spectroscopy laboratories, launches DigiFILTER - a productivity aid for sample preparation.

This patent-pending, disposable filter, available with Teflon® membranes of 0.45 or 1.0-micron porosity fitted into a metal free polypropylene housing, fits easily into a laboratory’s sample preparation routine when digesting samples for ICP or AA analysis.

To operate, simply attach the disposable filter to the threaded end of a DigiTUBE digestion tube and insert into the luer connector from the vacuum manifold. Within seconds, a sample is completely filtered with no entrapment of residual sample avoiding the pitfall of other systems where the entrapped, acidified samples must be considered as dangerous material for disposal.

Users will appreciate the simplicity and ease of use while ensuring that their expensive ICP nebulisation systems are unaffected by particle damage.

A DigiFILTER system includes 0.45 or 1.0 micron DigiFILTERs, DigiTUBE digestion tubes, a vacuum manifold and a vacuum source.

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Atomic Absorption / Emission SpectroscopyAtomic absorption spectroscopy (AAS) and atomic emission spectroscopy (AES) — also called optical emission spectroscopy (OES) — are used to detect the elemental constituents in samples. Both techniques involve the atomization of a sample. Atomic absorption spectrometers may use a flame or furnace to create an atomic vapor of the sample before irradiation with spectral light. Optical emission spectrometers may use a flame, inductively coupled plasma (ICP), microwave plasma (MP) or spark arcs to atomize and excite the sample. At higher excitation energies, electrons can be emitted instead of photons, which can be useful for samples that can’t be atomized and for surface analysis. Explore electron spectroscopy equipment such as Auger spectrometers and photoelectron spectrometers for surface elemental analysis of samples. Find the best atomic absorption, photoelectron and optical emission spectrometers in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.