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A blog for curious chemists written by experts at Metrohm. Find tips & tricks, applications, white papers, and more.

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Understanding the role of eluent in ion chromatography

Jun 4, 2025

Understanding the role of eluent in ion chromatography

// Article// Ion chromatography

How does X-ray fluorescence work?

How does X-ray fluorescence work?

// Article// Metals & mining// Automotive and aerospace

Continuous air quality monitoring for harmful particulate matter and aerosols

Continuous air quality monitoring for harmful particulate matter and aerosols

// Article// Air// Education & basic research

Understanding potentiometric titration: A vital technique in pharmaceutical analysis

Understanding potentiometric titration: A vital technique in pharmaceutical analysis

// Article// Raw materials// Titration

Introduction to Cyclic Voltammetric Stripping (CVS)

Introduction to Cyclic Voltammetric Stripping (CVS)

// Article// Voltammetry// Electronics & semiconductors

Ion chromatography for the pharmaceutical industry

Ion chromatography for the pharmaceutical industry

// Article// Ion chromatography// Pharmaceutical

Why control temperature for more accurate and reproducible NIRS results

Why control temperature for more accurate and reproducible NIRS results

// Article// Spectroscopy// Near-infrared spectroscopy (NIRS)

Quality control of cathode materials

Quality control of cathode materials

// Article// Education & basic research// Metals & mining

Better waste incineration compliance with online process analysis

Better waste incineration compliance with online process analysis

// Article// Energy// Ion chromatography

Raman spectroscopy: The easy way to analyze polymers

Raman spectroscopy: The easy way to analyze polymers

// Article// Education & basic research// Polymers

Optimizing lab efficiency with MiPT for versatile, high-precision sample handling

Optimizing lab efficiency with MiPT for versatile, high-precision sample handling

// Article// Food & beverage// Electronics & semiconductors

Edible oil analysis: A guide for beginners

Edible oil analysis: A guide for beginners

// Article// Food & beverage// Personal care & cosmetics

How to avoid titration errors in your lab

How to avoid titration errors in your lab

// Article// Titration

Increased efficiency of CVS routine analysis with Dosino sample transfer

Increased efficiency of CVS routine analysis with Dosino sample transfer

// Article// Semiconductors// Voltammetry

How to calibrate a pH meter

How to calibrate a pH meter

// Article// pH measurement

Conservation of art using electrochemistry

Conservation of art using electrochemistry

// Article// Archaeology// Corrosion

Automated liquid handling: The key to accurate and reproducible results

Automated liquid handling: The key to accurate and reproducible results

// Article// Liquid Handling

Advancing precision and efficiency in ion chromatography with automated inline dilution

Advancing precision and efficiency in ion chromatography with automated inline dilution

// Article// Food & beverage// Dairy

Titration – definition and principles

Titration – definition and principles

// Article// Titration

Improved detection of fentanyl using Raman spectroelectrochemistry

Improved detection of fentanyl using Raman spectroelectrochemistry

// Article// Law enforcement// Electrochemistry

Lab of the future: Automated robotic analysis of petroleum products

Lab of the future: Automated robotic analysis of petroleum products

// Article// Liquid Handling// Fuels & renewable fuels

Point-of-Care with Raman: Detection of cancer, infection, and more

Point-of-Care with Raman: Detection of cancer, infection, and more

// Article// Education & basic research// Raman spectroscopy

High-frequency EIS: a powerful tool for the future of mobility

High-frequency EIS: a powerful tool for the future of mobility

// Article// Education & basic research// Energy

Ensuring and certifying quality and compliance in regulated environments

Ensuring and certifying quality and compliance in regulated environments

// Article// Food & beverage// Ion chromatography

Conductometric titration works where other methods struggle

Conductometric titration works where other methods struggle

// Article// Titration// Conductivity

Laboratory vs. process analysis: Key factors for informed decision-making

Laboratory vs. process analysis: Key factors for informed decision-making

// Article// Process analysis

Pulp and paper QC and product screening with NIR spectroscopy

Pulp and paper QC and product screening with NIR spectroscopy

// Article// Near-infrared spectroscopy (NIRS)// Spectroscopy

NIR vs IR: What is the difference?

NIR vs IR: What is the difference?

// Article// Near-infrared spectroscopy (NIRS)// Spectroscopy

NIR spectroscopy pre-calibrations: Immediate results

NIR spectroscopy pre-calibrations: Immediate results

// Article// Spectroscopy// Near-infrared spectroscopy (NIRS)

What is NIR spectroscopy?

What is NIR spectroscopy?

// Article// Near-infrared spectroscopy (NIRS)// Spectroscopy

How to implement NIR spectroscopy in your laboratory workflow

How to implement NIR spectroscopy in your laboratory workflow

// Article// Spectroscopy// Near-infrared spectroscopy (NIRS)

Karl Fischer titration: When to use volumetry or coulometry

Karl Fischer titration: When to use volumetry or coulometry

// Article// Karl Fischer titration

QC and product screening of ink and paint with NIRS

QC and product screening of ink and paint with NIRS

// Article// Near-infrared spectroscopy (NIRS)// Spectroscopy

Solid-state batteries: A promising technology thriving under pressure

Solid-state batteries: A promising technology thriving under pressure

// Article// Energy// Electrochemistry

A thermal rollercoaster: Unraveling temperature dependence in CVS determinations

A thermal rollercoaster: Unraveling temperature dependence in CVS determinations

// Article// Voltammetry// Electronics & semiconductors

Applying USP validated methods for separation column equivalency

Applying USP validated methods for separation column equivalency

// Article// Raw materials// Ion chromatography

Screening and quality control of palm oil with NIR spectroscopy

Screening and quality control of palm oil with NIR spectroscopy

// Article// Food & beverage// Personal care & cosmetics

Intuitive spectroelectrochemistry: How user-friendly cells make analysis even easier

Intuitive spectroelectrochemistry: How user-friendly cells make analysis even easier

// Article// Education & basic research// Food & beverage

Streamline material inspection in regulated industries with new Raman USP library

Streamline material inspection in regulated industries with new Raman USP library

// Article// Raw materials// Raman spectroscopy

How do iridium-based nanomaterials contribute to a greener future?

How do iridium-based nanomaterials contribute to a greener future?

// Article// Education & basic research// Metals & mining

Is having a service agreement important?

Is having a service agreement important?

// Article// Near-infrared spectroscopy (NIRS)// Spectroelectrochemistry

The world of surfactants from the perspective of titration

The world of surfactants from the perspective of titration

// Article// Raw materials// Personal care & cosmetics

Frequently Asked Questions (FAQ) about Raman spectroscopy: Applications

Frequently Asked Questions (FAQ) about Raman spectroscopy: Applications

// Article// Corrosion// Energy

The future of ammonia production is electrochemistry

The future of ammonia production is electrochemistry

// Article// Electrochemistry// Chemical

Converting emitted carbon dioxide into chemical feedstocks by electrochemical routes

Converting emitted carbon dioxide into chemical feedstocks by electrochemical routes

// Article// Education & basic research// Electrochemistry

Process control of electroless nickel plating baths with Hg-free sensors

Process control of electroless nickel plating baths with Hg-free sensors

// Article// Metals & mining// Voltammetry

Easily measuring ORP values in real-life applications

Easily measuring ORP values in real-life applications

// Article// Food & beverage// Dairy

Easy quality control of detergents and hand sanitizers with NIRS

Easy quality control of detergents and hand sanitizers with NIRS

// Article// Personal care & cosmetics// Near-infrared spectroscopy (NIRS)

History and analysis of vitamin C (ascorbic acid)

History and analysis of vitamin C (ascorbic acid)

// Article// Dairy// Cosmetics