Offline Ic Sample Preparation Cartridges

Dionex™ OnGuard™ II M Cartridges, 1mL Thermo Scientific™

Remove transition metals and for matrix elimination of alkali and alkaline earth metals to improve ion chromatography (IC) performance and facilitate low-level ion analysis. Thermo Scientific™ Dionex™ OnGuard™ II M Cartridges are an off-line sample preparation technique that uses an iminodiacetate resin in the ammonium form that's ready to use without lengthy preparation. Use them singly or in series, or pretreat up to 12 samples in parallel using the optional Dionex OnGuard Sample Prep Station.

Dionex™ OnGuard™ II Na Cartridges, 1mL Thermo Scientific™

Remove high levels of alkaline earth and transition metals from sample matrices without acidifying the sample. Thermo Scientific™ Dionex™ OnGuard™ II Na Cartridges are an off-line sample preparation technique that uses 16% cross-linked, styrene-based, sulfonic acid resin in the sodium form to eliminate these matrix interferences to improve IC performance and facilitate low-level ion analysis. Use them singly or in series, or pretreat up to 12 samples in parallel using the optional Dionex OnGuard Sample Prep Station.

Dionex™ OnGuard™ II Ba/Ag/H Cartridges, 2.5mL Thermo Scientific™

Remove high levels of alkaline earth and transition metals, neutralize caustic samples, and remove carbonate using this off-line sample preparation technique. The Thermo Scientific™ Dionex™ OnGuard™ II Ba/Ag/H Cartridge layers three styrene-based, sulfonic acid resins to improve performance of ion chromatography (IC) and facilitate trace analysis. Use them singly or in series, or pretreat up to 12 samples in parallel using the optional Thermo Scientific™ Dionex™ OnGuard™ Sample Prep Station.

Dionex™ OnGuard™ II A Cartridges, 1mL Thermo Scientific™

Remove inorganic anions and strong organic acids contaminants from sample matrices and neutralize highly acidic samples to improve ion chromatography (IC) performance and facilitate trace ion analysis. Performed prior to IC analysis, the Thermo Scientific™ Dionex™ OnGuard™ II A Cartridges are an off-line sample preparation technique that eliminates these matrix interferences using styrene-based, anion-exchange resin in the bicarbonate. Use them singly or in series, or pretreat up to 12 samples in parallel using the optional Dionex OnGuard Sample Prep Station.

Dionex™ OnGuard™ II Ba Cartridges, 2.5mL Thermo Scientific™

Remove high concentrations of sulfate from sample matrices Improve ion chromatography (IC) performance and facilitate low-level ion analysis. Thermo Scientific™ Dionex™ OnGuard™ II Ba Cartridges are an off-line sample preparation technique that uses a styrene-based, sulfonic acid resin in the barium form to eliminate these matrix interferences and improve performance of ion chromatography (IC). Use them singly or in series, or pretreat up to 12 samples in parallel using the optional Thermo Scientific™ Dionex™ OnGuard™ Sample Prep Station.

Dionex™ OnGuard™ 18 Gauge Needle Thermo Scientific™

Used on the Thermo Scientific™ Dionex™ OnGuard™ Workstation, Dionex OnGuard 18 Gauge Needles connect to the Leur-lock fitting that attaches to the Dionex OnGuard II Cartridges and direct the flow of liquid into collection vials. Dionex OnGuard II Cartridges remove sample matrix interferences encountered in many ion chromatography (IC) applications. Up to 12 cartridges can be placed on the vacuum-driven Dionex OnGuard™ Workstation for sample pretreatment in parallel.

Dionex™ OnGuard™ II Ag/H Cartridges, 2.5mL Thermo Scientific™

Remove chloride, bromide, and iodide, trap silver and other cations, neutralize caustic sample and remove carbonate. Eliminating these sample matrix interferences using this off-line sample preparation technique improves performance of ion chromatography (IC) and facilitates trace analysis. The Thermo Scientific™ Dionex™ OnGuard™ II Ag/H Cartridge layers the resins from both Dionex OnGuard II Ag and OnGuard II H cartridges and provides greater silver capacity. Use them singly or in series, or pretreat up to 12 samples in parallel using the optional Thermo Scientific™ Dionex™ OnGuard™ Sample Prep Station.

Dionex™ OnGuard™ II H Cartridges, 2.5mL Thermo Scientific™

Remove high levels of alkaline earth and transition metals from sample matrices and neutralize highly alkaline samples such as sodium hydroxide or sodium carbonate. Carbonate can then be removed by sparging the sample. The Thermo Scientific™ Dionex™ OnGuard™ II H Cartridge is an off-line sample preparation technique that eliminates these matrix interferences to improve ion chromatography (IC) performance and facilitate low-level ion analysis. Use them singly or in series, or pretreat up to 12 samples in parallel using the optional Thermo Scientific Dionex OnGuard Sample Prep Station.

Dionex™ OnGuard™ II H Cartridges, 1mL Thermo Scientific™

Remove high levels of alkaline earth and transition metals from sample matrices and neutralize highly alkaline samples such as sodium hydroxide or sodium carbonate. Carbonate can then be removed by sparging the sample. The Thermo Scientific™ Dionex™ OnGuard™ II H Cartridge is an off-line sample preparation technique that eliminates these matrix interferences to improve ion chromatography (IC) performance and facilitate low-level ion analysis. Use them singly or in series, or pretreat up to 12 samples in parallel using the optional Thermo Scientific Dionex OnGuard Sample Prep Station.

Dionex™ OnGuard™ Workstation Thermo Scientific™

Pretreat up to 12 samples in parallel using the Thermo Scientific™ Dionex™ OnGuard™ Workstation.

This vacuum-driven accessory is used with Dionex OnGuard™ II Cartridges to remove interfering substances from sample matrices prior to ion chromatography. With cartridges placed in the device, a stopcock valve for each cartridge controls flow into 5mL sample reservoir. With Dionex 0.5mL PolyVials and a vacuum source, the device preterits up to 12 samples. Transfer samples directly to an autosampler. Six 10mL volumetric flasks can be used as sample collection containers.

Dionex™ OnGuard™ PolyVial Sample Reservoir Tubes Thermo Scientific™

Choose long, 0.5mL PolyVial tubes with Thermo Scientific™ Dionex™ OnGuard™ Sample Reservoirs that are used on the Dionex OnGuard Workstation to collect samples after removal of matrix interferences. Holding up to 12 Dionex OnGuard II Cartridges, the workstation is a convenient way to remove matrix interferences from up to 12 samples in parallel before ion chromatography (IC) analysis. Simply collect treated samples in these sample reservoir tubes for direct use in the Dionex AS-DV autosampler.

Dionex™ OnGuard™ II RP Cartridges, 1mL Thermo Scientific™

Remove hydrophobic substances such as aromatic dyes, some aromatic carboxylic acids, hydrocarbons, and surfactants from sample matrices to improve IC performance and facilitate low-level ion analysis. Thermo Scientific™ Dionex™ OnGuard™ II RP Cartridges are an off-line sample preparation technique that uses a macroporous divinylbenzene resin with very high selectivity for hydrophobic substances to eliminate these matrix interferences. Use these cartridges singly or in series, or pretreat up to 12 samples in parallel using the optional Thermo Scientific™ Dionex™ OnGuard™ Sample Prep Station.

Dionex™ OnGuard™ II M Cartridges Thermo Scientific™

Remove transition metals and for matrix elimination of alkali and alkaline earth metals to improve ion chromatography (IC) performance and facilitate low-level ion analysis. Thermo Scientific™ Dionex™ OnGuard™ II M Cartridges are an off-line sample preparation technique that uses an iminodiacetate resin in the ammonium form that's ready to use without lengthy preparation. Use them singly or in series, or pretreat up to 12 samples in parallel using the optional Dionex OnGuard Sample Prep Station.

Dionex™ OnGuard™ II Ag Cartridges, 1mL Thermo Scientific™

Remove chloride, bromide, and iodide from sample matrices to improve performance of ion chromatography (IC) and facilitate trace analyses. Performed prior to IC analysis, the Thermo Scientific™ Dionex™ OnGuard™ II Ag Cartridge is an off-line sample preparation technique that eliminates these matrix interferences using a silver-form, high-capacity, suffocated, cation-exchange resin. Pretreat a single sample or many samples in series. Use them singly or in series, or pretreat up to 12 samples in parallel using the optional Thermo Scientific™ Dionex™ OnGuard™ Sample Prep Station.

Dionex™ OnGuard™ II Na Cartridges, 2.5mL Thermo Scientific™

Remove high levels of alkaline earth and transition metals from sample matrices without acidifying the sample. Thermo Scientific™ Dionex™ OnGuard™ II Na Cartridges are an off-line sample preparation technique that uses 16% cross-linked, styrene-based, sulfonic acid resin in the sodium form to eliminate these matrix interferences to improve IC performance and facilitate low-level ion analysis. Use them singly or in series, or pretreat up to 12 samples in parallel using the optional Dionex OnGuard Sample Prep Station.
Results per page
    spinner