Offline IC Sample Preparation Cartridges
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Dionex™ OnGuard™ II H Cartridges (Thermo Scientific™)
Remove alkaline earth, transition metals and neutralize highly alkaline samples to improve IC performance and facilitate trace analyses. Pretreat up to 12 samples in parallel.
Dionex™ OnGuard™ II P Cartridges (Thermo Scientific™)
Remove the phenolic fraction of humic acids, tannic acids, lignins, anthocyanins, and azodyes from sample to improve IC performance. Pretreat 12 samples in parallel.
Dionex™ OnGuard™ II Ag Cartridges (Thermo Scientific™)
Remove chloride, bromide, and iodide from sample matrices off-line to improve IC performance and facilitate trace analyses. Pretreat up to 12 samples in parallel.
Dionex™ OnGuard™ II RP Cartridges, 1mL (Thermo Scientific™)
Remove hydrophobic substances, aromatic carboxylic acids, hydrocarbons, and surfactants from sample to improve IC performance. Pretreat 12 samples in parallel.
Dionex™ OnGuard™ II Ag/H Cartridges (Thermo Scientific™)
Remove chloride, bromide, and iodide, trap silver and other cations, and carbonate, and neutralize caustic from sample matrices to improve IC performance.
Dionex™ OnGuard™ II Ba Cartridges (Thermo Scientific™)
Remove high concentrations of sulfate from sample matrices to improve IC performance and facilitate low-level ion analysis. Pretreat up to 12 samples simultaneously.
Dionex™ OnGuard™ II Na Cartridges, 1mL (Thermo Scientific™)
Remove high levels of alkaline earth and transition metals from sample matrices without acidifying the sample to improve IC performance. Pretreat 12 samples in parallel.
Dionex™ OnGuard™ II A Cartridges (Thermo Scientific™)
Remove anionic contaminants from sample matrices and neutralize highly acidic samples to improve ion chromatography performance and facilitate trace ion analysis.
Dionex™ OnGuard™ II RP Cartridges, 2.5mL (Thermo Scientific™)
Remove hydrophobic substances, aromatic carboxylic acids, hydrocarbons, and surfactants from sample to improve IC performance. Pretreat 12 samples in parallel.
Dionex™ OnGuard™ II P Cartridges, 1mL (Thermo Scientific™)
Remove the phenolic fraction of humic acids, tannic acids, lignins, anthocyanins, and azodyes from sample to improve IC performance. Pretreat 12 samples in parallel.
Dionex™ OnGuard™ II A Cartridges, 2.5mL (Thermo Scientific™)
Remove anionic contaminants from sample matrices and neutralize highly acidic samples to improve ion chromatography performance and facilitate trace ion analysis.
Dionex™ OnGuard™ II RP Cartridges (Thermo Scientific™)
Remove hydrophobic substances, aromatic carboxylic acids, hydrocarbons, and surfactants from sample to improve IC performance. Pretreat 12 samples in parallel.
Dionex™ OnGuard™ II Na Cartridges (Thermo Scientific™)
Remove high levels of alkaline earth and transition metals from sample matrices without acidifying the sample to improve IC performance. Pretreat 12 samples in parallel.
Dionex™ OnGuard™ Workstation (Thermo Scientific™)
Use the Thermo Scientific™ Dionex™ OnGuard™ Workstation with Dionex™ OnGuard™ II Cartridges to pretreat up to 12 samples in parallel semi-automatically prior to ion chromatography.
Dionex™ OnGuard™ 18 Gauge Needle (Thermo Scientific™)
Use these needles in the Thermo Scientific™ Dionex™ OnGuard™ Workstation to connect to Dionex OnGuard II Cartridges and direct the flow of liquid into collection vials.
