New Technology in Discrete and Segmented Flow Analysis at ACHEMA

18 Jun 2012
Roger Wayman
Administrator / Office Personnel

The latest innovations in laboratory instrumentation are on display at SEAL Analytical’s booth (Hall 4.2, P18) during ACHEMA 2012 in Frankfurt from 18-22 June.

SEAL will display the latest versions of leading instruments such as the AQ1 and AQ2 Discrete Analyzers, the AA1, AA3 and the new QuAAtro 39 segmented flow analyzers, and a new programmable block digestion system.

The new QuAAtro 39 is more flexible than its predecessors and offers up to 33% more capacity, which enables the operation of a greater number of simultaneous analyses and improves cost efficiency. Importantly, this new instrument also further lowers the detection limits of the QuAAtro platform.

AutoAnalyzer 3

SEAL Analytical Ltd.

Every part of the AutoAnalyzer 3 incorporates improvements enabled by modern electronics and mechanical technology to bring your laboratory higher performance and lower costs. The SEAL AutoAnalyzer 3 uses all the advantages of air-segmented flow. With reaction times up to 30 minutes, even complex procedures like distillation can be automated. Dialyzers can be built into the system for elimination of interference from dirty or colored samples. Our proprietary in-line UV digestion procedure conforms to the ISO Standard Methods for automated measurement of Total Cyanide and Total Phosphorus. Segmented Flow Advantages Fully Automatic Operation - Start up to Shut down Ultra Low Detection Limits 40 to 100 samples per hour over 700 documented applications Low reagent consumption Compatible with Technicon and Bran+Luebbe AutoAnalyzer II Systems Quick Method Change-over Wide range: dilution of sample is rarely necessary Modular Design for high flexibility A one channel SEAL AutoAnalyzer 3 System comprises a Sampler, Pump, Chemical Manifold, Detector and Computer. The system can easily be extended by adding a second Chemical Manifold and a second Detector. The SEAL AutoAnalyzer then becomes a Two Channel System, which measures two different analytes at the same time. Additional Detectors and Manifolds can be added, as required, up to a total of 8 channels. Dual Range Methods Most multitest methods are also dual-range; with separate pump tubes for high and low ranges. You can test an extremely wide range of sample concentrations. For example, the AutoAnalyzer 3 method for Nitrate in Seawater can measure up to 8500 ug N/L and has a detection limit of 0.14 ug/L. This same manifold can be used to measure Ammonia and Silicate.

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New Technology in Discrete and Segmented Flow Analysis at ACHEMA