Analyze inorganic anions, oxyhalides, and disinfection byproducts in complex matrices

These columns are commonly used to analyze simple and multivalent inorganic anions, oxyhalides, and disinfection byproducts (DBPs). Used with an eluent generator for isocratic and gradient analysis, Thermo Scientific™ Dionex™ IonPac™ hydroxide-selective anion-exchange IC columns are available in a wide range of capacities and hydrophobicities to match your specific application.

Hydroxide-selective anion-exchange IC columns

Column

Recommended use

Target applications

Dionex™ IonPac™ AS28-4µm IC Columns Fast, high efficiency, high resolution for trace analysis of common inorganic anions and low molecular weight organic acids. For both high purity water matrices and complex matrices in chemical and petrochemical samples.
Dionex™ IonPac™ AS27 IC Columns Analyze trace bromate in drinking water preserved with ethylenediamine (EDA). Trace bromate in EDA-preserved drinking water without pretreatment or concentration.
Dionex™ IonPac™ AS26 IC Columns High-sensitivity separation of haloacetic acids (HAAs) and bromate in drinking water using 2D-IC. Capillary column used in the second dimension. HAAs in drinking water at low μg/L levels using suppressed conductivity detection.
Dionex™ IonPac™ AS25 IC Columns Multivalent and polarizable anions including sulfur species in complex matrices. without the use of solvent. Iodide, perchlorate, sulfur species (sulfate, sulfite, thiosulfate, and thiocyanate) in wastewater effluent, scrubber solutions, and food and beverage samples.
Dionex™ IonPac™ AS24A IC Columns Highest-capacity anion column for high sensitivity 2D-IC analysis of HAAs and bromate in drinking water samples. Haloacetic acids in drinking water at low μg/L levels using 2D-IC with suppressed conductivity detection.
Dionex™ IonPac™ AS24 IC Columns Separate HAAs and bromate in drinking water samples prior to MS or MS/MS detection. Haloacetic acids in drinking water as specified in EPA Method 557.
Dionex™ IonPac™ AS21 IC Columns Trace perchlorate prior to MS or MS/MS detection. Specific for trace perchlorate in drinking water as specified in EPA Method 331.0.
Dionex™ IonPac™ AS20 IC Columns Trace perchlorate prior to suppressed conductivity detection. Capillary format reduces eluent consumption and operating costs. Standard bore 4mm column is used in the first dimension of 2D-IC method for trace perchlorate in drinking water. Trace perchlorate in drinking water when high concentrations of chloride, carbonate and sulfate are present. Confirmatory column specified in EPA Method 314.1.
Dionex™ IonPac™ AS19-4µm IC Columns High-resolution separations for routine analysis of inorganic anions and oxyhalides. Capillary format reduces eluent consumption and operating costs. Trace bromate and inorganic anions in drinking water, wastewater, ground water and diverse sample matrices. High-resolution analysis of drinking water without pretreatment or concentration. Meets or exceeds EPA Methods 300.0 and 300.1.
Dionex™ IonPac™ AS19 IC Columns Routine analysis of inorganic anions, bromate and other oxyhalides. Capillary format offers reduced eluent consumption and operating costs. Trace bromate and inorganic anions in drinking, waste and ground waters in diverse sample matrices. Analysis of drinking water without pretreatment or concentration. Meets or exceeds EPA Methods 300.0 and 300.1.
Dionex™ IonPac™ AS18-4µm IC Columns Small particle columns for super fast, high-resolution separation of inorganic anions. Requires high-pressure IC for fastest runs. Replacement for Dionex IonPac AS4A, AS12A, AS14A, and AS17-C, and AS18- Fast columns. Super fast routine analysis of inorganic anions in drinking water and wastewater.
Dionex™ IonPac™ AS18-Fast IC Columns For fast analysis of common inorganic anions and low MW organic acids. Inorganic anions and low MW organic acids in drinking water and wastewater for compliance with U.S. EPA Methods 300.0 (A) and 300.1, and for other samples such as leachates, foods, beverages, and pharmaceutical preparations.
Dionex™ IonPac™ AS18 IC Columns Higher resolution separation of common inorganic anions and low MW organic acids in more complex sample matrices.   Inorganic anions in diverse sample matrices, including avery  broad range of water samples, dump leachates, acid rain, foods,  beverages, pharmaceutical counterions, polyols and polysulfonates in compliance with U.S. EPA Method 300.0 (A).
Dionex™ IonPac™ AS17-C IC Columns Low-capacity column for fast gradient separation of inorganic anions in simple sample matrices and high-purity water samples.   Common inorganic anions in a variety of sample matrices including high-purity water, drinking water, wastewater, process streams, and scrubber solutions. Superior retention and quantification of fluoride, acetate, propionate, and formate. Meets requirements of U.S. EPA Method 300.0 (A).
Dionex™ IonPac™ AS16 IC Columns High-capacity column for quick and accurate analysis of trace perchlorate and other hydrophobic, highly polarizable anions in a variety of water matrices. Can be used in second dimension of 2D-IC for sub ppb analysis of trace perchlorate in drinking water. Trace concentrations of perchlorate in drinking water, surface water, and ground water matrices using a large-loop injection; hydrophobic anions such as iodide, thiocyanate, and thiosulfate; and polyvalent anions including polyphosphates and polycarboxylates.
Dionex™ IonPac™ AS15 IC Columns Analysis of trace-level inorganic anions and low MW organic acids (e.g., glycolate, acetate, and formate) in high-purity water matrices. Available in multiple formats for fast, high efficiency and higher capacity analysis. Used with Dionex IonPac AC15 concentrator column for ppt analyses. The Dionex IonPac AS28-4µm column is a newer alternative for high-pressure users.   Trace inorganic anions and low MW organic acids (e.g., glycolate, acetate, and formate) in high-purity water matrices used by the semiconductor and power generation industries.
Dionex™ IonPac™ AS11-HC-4µm IC Columns Small-particle, high-speed, high-resolution separation of organic acids and inorganic anions in complex matrices or uncharacterized samples. Organic acids (e.g., quinate, lactate, acetate, propionate, formate, and butyrate) and inorganic anions in complex sample matrices such as foods and beverages, brine, chemical wastewater effluents and fermentation broths. 
Dionex™ IonPac™ AS11 IC Columns Low-capacity column designed for fast gradient screening of inorganic anions and organic acids in simple sample matrices. Inorganic anions and organic acids in simple sample matrices such as foods and beverages, chemical process solutions, wastewaters, brines, and power plant waters.
Dionex™ IonPac™ AS11-HC IC Columns

High-capacity column for single-run separations of inorganic anions and organic acids in complex matrices. Recommended for mono- and divalent organic acids.

Organic acids and anions in complex sample matrices or uncharacterized samples such as chemical wastewater effluents and fermentation broths.  
Dionex™ IonPac™ AS10 IC Columns High-capacity column for trace-level analysis of inorganic anions and organic acids in high-ionic strength matrices. Provides excellent resolution of weakly retained low MW aliphatic acids. Trace-level inorganic anions and organic acids in high-ionic strength matrices; well suited for the analysis of trace anions in nitric acid and nitrate salts.
Dionex™ IonPac™ Fast Anion IIIA IC Columns Rapid analysis of phosphoric and citric acids in cola soft drink samples. Phosphoric and citric acid analysis in cola soft drink beverage industry.

A collection of IC applications for inorganics, cations, disinfection byproducts and contaminants in drinking water.

 

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