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Digestion Systems

SEAL has many different ways to simplify the sample digestion process depending on the level of automation required and the digest temperature. From programmable high temperature digestion systems to automated metals digestion and sample preparation, we have your automated digestion needs covered.

Improved Digestions Result in Better Analysis

Automating your digestion process with a SEAL digestion block ensures every sample is prepared under identical conditions, eliminating the variability and hands-on demands associated with manual methods.  By precisely dispensing reagents, controlling temperature, and ensuring thorough mixing, these systems free analysts from repetitive tasks and reduce the potential for human error.  The increased precision and reproducibility from automated digestion ultimately lead to higher-quality data and more confident analytical results.

SEAL’s range of digestion blocks is designed to match your lab’s unique requirements.  The DEENA 4 fully automates trace metals digestion, mercury digestion, and more, accurately dispensing small reagent volumes, heating samples up to 200°C, and filling to volume once digestion is complete—all while preventing cross-contamination. For controlled high-temperature conditions in Kjeldahl digestions, the BD50 and BD28 systems deliver programmable, uniform heating and consistent conditions for applications like TKN and TKP.  Both product lines enhance safety and streamline workflow, ensuring that every run is as reliable and precise as the last.

BD50 & BD28 Block Digestion Systems
BD50 & BD28 Block Digestion Systems

Your key to successful Kjeldahl digestions! The BD50 & BD28 Digestion Blocks automate acid digestions for up to 50 samples simultaneously. It is ideal for Total Kjeldahl Nitrogen (TKN) and Total Kjeldahl Phosphorous (TP/TKP) digestion.

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DEENA 4 Automated Digestion System
DEENA 4 Automated Digestion System

The DEENA 4 is the latest in SEAL Analytical’s series of automated sample digestion systems. Bringing even more durability and precision to an already successful product line, the DEENA will accurately dispense desired reagent volumes into sample tubes, mix contents thoroughly by shaking, and evenly heat samples in the graphite block. Following digestion, samples are automatically filled to volume.

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DEENA 3 Automated Digestion System (Legacy System)
DEENA 3 Automated Digestion System (Legacy System)

Predecessor to the DEENA 4, the DEENA 3 increased the capacity of previous DEENA systems and introduced dedicated reagent pumps for precision dispensing. Like other DEENA systems, the DEENA 3 fully automates digestion and sample prep processes including accurate dispense of reagents into sample tubes, mixing, heating, and reconstituting to a precise final volume after the digestion.

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DEENA & DEENA II (Legacy Systems)
DEENA & DEENA II (Legacy Systems)

Predecessors to the DEENA 3 and 4, the DEENA and DEENA II are robust automated sample digestion systems used widely across the world for streamlined sample preparation. The DEENA dispenses reagent volumes into sample tubes, mixes contents by shaking, and evenly heats in the graphite block. Following digestion, samples are automatically filled to volume.

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SmartBlock II (Legacy System)
SmartBlock II (Legacy System)

The SmartBlock ll is a graphite heating block that will simultaneously digest up to 60 samples. Designed to work faster, simpler, and safer than traditional laboratory equipment, this manual digestion block was a popular solution for basic digestion procedures.

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