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6.01034.230

The Metrosep A Supp 19 - 250/2.0 is the high‑capacity variant of the Metrosep A Supp 19 microbore family. Building on the excellent selectivity and peak symmetry that characterize the Metrosep A Supp 19 stationary phase, this extended‑length 2 mm column provides substantially increased capacity, enabling reliable separation and quantification in highly complex sample matrices. Its narrow‑bore design ensures efficient separations with low eluent consumption, while the longer format delivers enhanced resolution for challenging analyte combinations.Thanks to its increased capacity, the Metrosep A Supp 19 - 250/2.0 excels in applications where the 150/2.0 version reaches its limits, such as environmental samples with substantial matrix loads, industrial wastewaters, or samples containing both standard anions and organic acids across broad concentration ranges. The extended column length ensures superior separation power and reliable performance, even when confronted with heavy matrix interferences.With inherently low flow rates, the Metrosep A Supp 19 - 250/2.0 is also particularly well suited for IC-MS coupling. The microbore format reduces background noise and enhances sensitivity in mass‑spectrometric detection, making this column a strong choice for laboratories requiring trace‑level quantification, high selectivity, and stable baselines.

6.01034.600

The Metrosep A Supp 19 Guard/2.0 reliably protects the anion separation columns of the microbore Metrosep A Supp 19 product family against contaminations from the sample or eluent and thus prolongs their service life significantly. The guard columns and separation columns of the Metrosep A Supp 19 product family are made of PEEK and filled with the same material. This ensures that the chromatographic separating efficiency is not restricted in any way.

6.01034.220

The Metrosep A Supp 19 - 150/2.0 combines the outstanding separation performance of the Metrosep A Supp 19 stationary phase with the efficiency advantages of a 2 mm microbore format. It delivers excellent selectivity, sharp peak shapes, and high capacity, enabling precise quantification of both standard anions and organic acids, even in demanding sample matrices. Owing to its reduced eluent consumption and inherently low flow rates, the 150/2.0 version is particularly well suited for IC–MS coupling, offering enhanced sensitivity and reduced background noise in mass‑spectrometric detection.Built on the proven mechanical, thermal, and chemical stability of the Metrosep A Supp 19 packing material, this column maintains outstanding robustness even at elevated pressures and varying eluent conditions. Its narrow‑bore design ensures highly efficient separations, while still providing the high anion‑exchange capacity required for accurate analyses across a wide concentration range.In addition to its suitability for classical water and environmental analysis, the Metrosep A Supp 19 - 150/2.0 is an excellent choice for air‑monitoring applications, including fully automated systems such as MARGA (Monitor for Aerosols and Gases in Ambient Air) and MARS (Metrohm AeRosol Sampler). The combination of high separation efficiency, low flow requirements, and stable baseline performance makes this column ideal for continuous, high‑precision monitoring of atmospheric anions.

6.1050.220

The Metrosep C 4 - 150/2.0 "Microbore" cation separation column is the universal standard column in cation analysis of "Microbore" separating columns. High separating efficiency in a short time. The Metrosep C 4 - 150/2.0 is the ideal separation column for the analysis of alkaline and earth alkaline metals in aqueous media. With its low eluent flow, this column is particularly suitable for IC-MS coupling.

6.1006.640

The Metrosep A Supp 7 - 150/2.0 is the shorter of the two A Supp 7 columns in the microbore version. With the Metrosep A Supp 7 - 150/2.0, these ions are determined with certainty and precision down to the lower µg/L range. The high detection sensitivity is achieved through the use of the 5 µm polyvinyl alcohol polymer, with which extremely high plate numbers and thus outstanding separation and detection properties are achieved. In addition, the separation can be adapted to the specific requirements of the application by modifying the temperature. This microbore column is particularly suitable for use with an MS detector.

6.1031.210

In the case of the Microbore version of the Metrosep A Supp 16 - 100, lower flows are applied through the smaller inner diameter. Eluent consumption is reduced drastically as a result. The dwell time of the ions in the detector becomes longer and the sensitivity or the peak area (with the same sample quantity) is increased accordingly. The Microbore separation columns are used together with the MSM-LC. The 2 mm Metrosep A Supp 16 separation columns are packed with the same material as the corresponding 4 mm separation columns. The short version of this column type enables extremely rapid separations.The column is well-suited to applications with a high ionic load but which require only relatively low resolution. With its low eluent flow, this column is particularly suitable for IC-MS coupling.

6.01090.600

The Metrosep Carb 2 Guard/2.0 microbore guard column effectively removes contaminations, thus protecting the analytical separation column. The design of the guard column has been selected in such a way that its influence on the chromatographic separation can be ignored.

6.1020.600

The Metrosep A Supp 10 Guard/2.0 column reliably protects the A Supp 10 analytical microbore separation columns against contamination. Thanks to the "On Column Guard System", the guard column is very easy to handle. The guard column screws easily and directly onto the analytical column without tools

6.1020.230

The Metrosep A Supp 10 - 250/2.0 separation column is based on a high-capacity polystyrene-divinylbenzene copolymer with a particle size of only 4.6 µm. This proven column concept optimized by Metrohm is characterized by its robust construction, great selectivity and outstanding separating efficiencies. The 2 mm Metrosep A Supp 10 separation columns are packed with the same material as the corresponding 4 mm separation columns. Temperature, flow and eluent composition can be used to modify the properties of the column to accommodate the current application directly.The Metrosep A Supp 10 - 250/2.0, as a microbore column, has a very high capacity. It is suitable for samples with high ionic strength, for complex separation tasks and for analyses in which great differences in concentration between the individual components are present. Thanks to its low flow, this microbore separation column is ideally suitable for IC-MS applications.

6.1031.220

The Microbore version of the Metrosep A Supp 16 - 150 is well-suited to medium-capacity separation problems. Eluent consumption is drastically reduced as a result of the smaller inner diameter of this column type and the correspondingly lower flows. As a result of the lower flows, the dwell time of the anions in the detector, and thus also the peak areas with identical sample quantities, are increased. The Microbore separation columns are used together with the MSM-LC. The 2 mm Metrosep A Supp 16 separation columns are packed with the same material as the corresponding 4 mm separation columns. The medium version of this column type is used for universal applications.The column is very well-suited to applications that have a high ionic load but that do not require the highest resolution. With its low eluent flow, this column is particularly suitable for IC-MS coupling.

6.1006.650

Disinfection byproducts from water treatment are suspected not only of being health hazards but even of being carcinogenic. Oxyhalides have therefore become the subject of many investigations and standards (e.g., EPA 300.1 Part B, EPA 317.0, EPA 326.0). Of primary concern is bromate, which forms from bromide during the ozonization of drinking water.The microbore version of the Metrosep A Supp 7 - 250/4.0 is a high-performance separation column for the parallel determination of standard anions, oxyhalides and dichloroacetic acid. With this column, these ions are determined with certainty and precision down to the lower µg/L range. The high detection sensitivity is achieved through the use of the 5 µm polyvinyl alcohol polymer, with which extremely high plate numbers and thus outstanding separation and detection properties are achieved. In addition, the separation can be adapted to the specific requirements of the application by modifying the temperature.This microbore column is particularly suitable for use with an MS detector.

6.01051.210

The 100 mm version of the microbore Metrosep C 6 column is designed to determine standard cations, for example in drinking water. Short retention times are attained with a relatively good sodium/ammonium separation. The high capacity of the C 6 material permits larger sample volumes.The column is suitable for use in IC-MS coupling.

6.01051.220

The high-capacity C 6 material makes the microbore version of the Metrosep C 6 - 150/4.0 column the optimum solution for separating standard cations with high differences in concentration with reasonable retention times. Drinking water with low ammonium contents can be determined with this column.The column is suitable for use in IC-MS coupling.

6.1031.230

The Microbore version of the Metrosep A Supp 16 - 250/2.0 is well-suited to high-capacity separation problems. Lower flows are applied due to the smaller inner diameter of this column type. Eluent consumption is reduced drastically as a result. The dwell time of the ions in the detector becomes longer and the sensitivity or the peak area (with the same sample quantity) is increased accordingly. The Microbore separation columns are used together with the MSM-LC. The 2 mm Metrosep A Supp 16 separation columns are packed with the same material as the corresponding 4 mm separation columns. It is based on a surface-functionalized polystyrene-divinylbenzene copolymer. The functional groups are bonded covalently. The morphology of the anion exchanger results in unique selectivity. The high-capacity Metrosep A Supp 16 - 250/2.0 is used for solving complex problems.The Metrosep A Supp 16 - 250/2.0 is characterized by outstanding resolution and solves the most difficult separation problems. With its low eluent flow, this column is particularly suitable for IC-MS coupling.

6.01051.230

The Metrosep C 6 - 250/2.0 is the microbore cation column with the greatest capacity in the C 6 series. It is predestined for applications which require the highest separating efficiency. Samples with extreme differences in concentrations can be analyzed reliably with this column. The separation of sodium and ammonium is particularly outstanding here.The column is suitable for use in IC-MS coupling.

6.1006.230

The Metrosep A Supp 5 - 250/2.0 is the microbore high-performance separation column with which even complex separation problems can be solved easily and reproducibly. The range of applications possible with this column far exceeds the detection of standard anions. The Metrosep A Supp 5 - 250/2.0 is used wherever maximum separating efficiency must be combined with both the lowest of detection limits and low eluent consumption.With its low eluent flow, this column is particularly suitable for IC-MS coupling.

6.01021.230

The Metrosep A Supp 4 - 250/2.0 microbore column is an extremely robust column with very good separation properties. The separation phase is comprised of polyvinyl alcohol particles with quaternary ammonium groups and a diameter of 9 µm. This structure guarantees great stability and a greater tolerance to very small particles that could pass through the integrated filter pad. The Metrosep A Supp 4 - 250/2.0 has a medium ion exchange capacity and is particularly suitable for all routine tasks in water analysis.

6.01090.230

The Metrosep Carb 2 - 250/2.0 IC column is particularly suitable for the determination of carbohydrates using alkaline eluents and pulsed amperometric detection. The high-capacity anion exchanger column is based on a styrene-divinylbenzene copolymer. It is stable in the range of pH = 0 - 14 and separates monosaccharides and disaccharides. It is also suitable for the analysis of sugar alcohols, anhydrous sugars, amino sugars, etc. The 250 mm Microbore version of the Metrosep Carb 2 separation column is optimized for complex separations.Thanks to its low eluent consumption, it is particularly suitable for IC-MS coupling.

6.1050.210

The short version of the Metrosep C 4 "Microbore" cation separation column with a 2 mm inner diameter is intended for rapid determinations of the standard cations. Very short retention times are achieved; however the elution times of sodium and ammonium still differ by 25 s. When a special eluent is used, the six cations lithium, ammonium, sodium, calcium, magnesium and potassium can be determined in less than 5 minutes with the Metrosep C 4 - 100/2.0. With its low eluent flow, this column is particularly suitable for IC-MS coupling.

6.01090.220

The Microbore version of the Metrosep Carb 2 - 150/2.0 IC column is particularly suitable for the determination of carbohydrates using alkaline eluents and pulsed amperometric detection. The anion exchanger column is based on a styrene-divinylbenzene copolymer. It is stable in the range of pH = 0 to pH = 14 and separates monosaccharides and disaccharides. It is also suitable for the analysis of sugar alcohols, anhydrous sugars, oligosaccharides, etc. The column capacity has been optimized to enable the combination of rapid separations and excellent separation properties.Thanks to its low eluent consumption, it is particularly suitable for IC-MS coupling.

6.01090.210

The Metrosep Carb 2 - 100/2.0 IC column is the short Microbore version of the Metrosep Carb 2 columns and is particularly suitable for the determination of carbohydrates using alkaline eluents and pulsed amperometric detection. The high-capacity anion exchanger column is based on a styrene-divinylbenzene copolymer. It is stable in the range of pH = 0 - 14 and provides separation of glucose, fructose, and sucrose. It is also suitable for the analysis of some sugar alcohols and oligosaccharides. Short analysis times can be achieved on the 100 mm version of the Metrosep Carb 2 separation column.With its low eluent flow, this column is particularly suitable for IC-MS coupling.

6.1050.230

The Metrosep C 4 - 250/2.0 "Microbore" cation separation column is the cation column with the greatest capacity in the C 4 series with a 2 mm inner diameter. It is predestined for applications which require high separating efficiency. Samples with extreme differences in concentrations can be analyzed reliably with this column. The performance capability of the column is demonstrated, for example, when analyzing sodium traces in addition to monoethanolamine (MEA). With the C 4 - 250/2.0, not only amines and transition metals but also alkaline and alkaline earth metals can be determined in a single run. With its low eluent flow, this column is particularly suitable for IC-MS coupling.

6.1006.220

The Metrosep A Supp 5 - 150 in the Microbore version is distinguished for its excellent separation properties. The particle size of 5 µm makes a decisive contribution to the separating efficiency of this column. The Metrosep A Supp 5 - 150/2.0 offers the optimum combination of selectivity and capacity, with which even complex separation tasks can be solved within a short time. The 2 mm Metrosep A Supp 5 separation columns are packed with the same material as the corresponding 4 mm separation columns. The 150 mm version of this column type is used for universal applications at low eluent consumption.With its low eluent flow, this column is particularly suitable for IC-MS coupling.

6.1020.250

The Metrosep A Supp 10 - 50/2.0 separation column is based on a high-capacity polystyrene-divinylbenzene copolymer with a particle size of only 4.6 µm. Temperature, flow and eluent composition can be used to modify the properties of the column to accommodate the current application directly. The 2 mm Metrosep A Supp 10 separation columns are packed with the same material as the corresponding 4 mm separation columns. The short length and associated relatively low overall capacity of this 50 mm column enable very rapid separations of standard anions.The Metrosep A Supp 10 - 50/2.0 is well-suited to simple separation problems and uncomplicated matrices. Thanks to its low flow, this microbore separation column is ideally suitable for IC-MS applications.

6.1020.210

The Metrosep A Supp 10 - 100/2.0 separation column is based on a high-capacity polystyrene-divinylbenzene copolymer with a particle size of only 4.6 µm. The 2 mm Metrosep A Supp 10 separation columns are packed with the same material as the corresponding 4 mm separation columns. Temperature, flow and eluent composition can be used to modify the properties of the column to accommodate the current application directly.The A Supp 10 - 100/2.0 is the microbore column of choice for routine applications. Thanks to the high flow and pressure stability of this separation column, very rapid chromatograms with good separation of the ions can be achieved. The standard anions can thus be separated within less than three minutes. Particularly suitable for IC-MS applications.

6.1020.220

The Metrosep A Supp 10 - 150/2.0 separation column is based on a high-capacity polystyrene-divinylbenzene copolymer with a particle size of only 4.6 µm. This proven column concept optimized by Metrohm is characterized by its robust construction, great selectivity and outstanding separating efficiencies. The 2 mm Metrosep A Supp 10 separation columns are packed with the same material as the corresponding 4 mm separation columns. Temperature, flow and eluent composition can be used to modify the properties of the column to accommodate the current application directly.The Metrosep A Supp 10 - 150/2.0 separation column is suitable for complex separation tasks with wide differences in concentrations. The Microbore version exhibits low eluent consumption and is therefore particularly suitable for IC-MS applications.