Description of Ion Chromatography Instrument
Ion Chromatography (IC) is an advanced analytical technique designed for the precise separation and quantification of ionic compounds. Renowned for its high sensitivity, rapid analysis, and exceptional selectivity, IC is particularly effective for detecting anions and cations, delivering reliable results even at trace concentration levels.
With its outstanding analytical performance and operational efficiency, ion chromatography has become an essential tool across a wide range of industries, including chemical manufacturing, pharmaceuticals, environmental monitoring, food and beverage testing, public health, and semiconductor production. Owing to its accuracy, reproducibility, and compliance with international testing requirements, IC is recognized as a standard analytical method in numerous industrial and regulatory applications.
Technical Parameters of Ion Chromatography Instrument
| Product Name | Ion Chromatography Instrument |
| Working Conditions | |
| Working Power | 220V, 50Hz |
| System Parameters | |
| Qualitative Repeatability | ≤1% |
| Quantitative Repeatability | ≤1% |
| Pump System | |
| Flow Rate | 0.001～12.000mL/min |
| Pressure Range | 0~42MPa |
| Flow Rate Setting Error | ≤0.2% |
| Flow Rate Stability | ≤0.2% |
| Eluent | |
| Flow Rate Range | 0.001~3.000ml/min |
| Eluent Concentration Range | KOH/MSA 0.1~100.0mM |
| Accuracy of Concentration | 0.1mM |
| Max Working Pressure | 21Mpa (3000psi) |
| Autosampler (AS2800 series) | |
| Quantitative Repeatability | Full loop injection ＜0.5%RSD |
| Linearity | ＞0.9995 |
| Injection Positions | 48 Positions |
| Working Temperature | 10~40°C |
| Sample Bottle | 5mL/100mL |
| Injection Volume | 10μL~400μL |
| Autosampler (AS3110 Series) | |
| Injection Positions | 120/64 positions for optional |
| Cooling Temperature | 4~30°C |
| Injector | Standard 500μL, options 250μL, 100μL, 2500μL |
| Column Oven | |
| Temperature Range | Room temperature, ＋5℃~70℃ |
| Temperature Control Stability | ≤0.1°C |
| Temperature Setting Error | 0.05°C |
| Column Capacity | 250mm and 150mm |
| Suppressor | |
| Dead Volume | 50μL |
| Suppression Capacity | 170ueq/min |
| Pressure Resistance | 3Mpa |
| Conductivity Detector | |
| Baseline Noise | ≤0.0003μS/cm |
| Baseline Drift | ≤0.001μS·cm-1/30min |
| Min Detection Concentration(Cl–) | ≤0.0001μg/mL |
| Min Detection Concentration (Li+) | ≤0.00005μg/mL |
| Min Detection Concentration (NO3–) | ≤0.001μg/mL |
| Min Detection Concentration (Na+) | ≤0.001μg/mL |
| Min Detection Concentration (Ca2+) | ≤0.005μg/mL |
| Cell Volume | ≤0.4μL |
| Detector Resolution | 0.00238nS/cm |
| Detection Range | 0-45000μS/cm |
| Temperature Setting Error | ±0.01°C |
| Ampere Detector | |
| Drive Voltage Range | -2.048V—2.048V |
| Drive Voltage Resolution | 0.001V |
| Single Input Range | Integral mode, 50pc—200uC |
| DC mode | 1pA—74uA |
| Cell Volume | ＜0.2μL |
| Min Detection Concentration | I: 0.001μg/mL |
Features of Ion Chromatography Instrument
Reagent-Free Eluent Generation
Equipped with an advanced eluent generator that produces high-purity eluents directly from deionized water through electrolytic technology, eliminating the need for manual eluent preparation while ensuring consistent concentration and improved analytical accuracy.
High-Pressure PEEK Pump
Features a durable PEEK pump capable of operating at pressures up to 42 MPa, providing stable flow rates and reliable performance for demanding analytical applications.
Flexible Detector Configuration
Supports multiple detector options, including conductivity, electrochemical, UV, and fluorescence detectors, allowing users to tailor the system to a wide range of analytical requirements.
Chemically Inert, Metal-Free Flow Path
The entire flow path—including the eluent reservoir, tubing, and connectors—is constructed from corrosion-resistant materials such as PEEK, PTFE, and PP, ensuring excellent chemical compatibility, reduced contamination risk, and long-term durability.
Applications of Ion Chromatography Instrument
The Ion Chromatography Instrument is a versatile analytical solution designed for the separation, identification, and quantification of ionic species in complex samples. Its high sensitivity, precision, and reliability make it an essential tool in environmental monitoring, pharmaceutical research, food safety, chemical manufacturing, and many other industries.
Water Quality Analysis
Monitor and quantify inorganic ions in drinking water, wastewater, groundwater, and surface water to support environmental protection, regulatory compliance, and water quality assurance.
Pharmaceutical Analysis
Determine the purity, impurity profiles, and ionic composition of pharmaceutical products and raw materials, supporting quality control, method development, and regulatory requirements.
Food & Beverage Testing
Analyze inorganic ions, additives, preservatives, and contaminants in food and beverage products to ensure product quality, safety, and compliance with international standards.
Chemical Industry
Perform accurate analysis of raw materials, intermediates, and finished products for process optimization, product development, and quality assurance.
Environmental Monitoring
Measure trace-level anions and cations in soil, rainwater, industrial effluents, and other environmental samples to assess pollution and support environmental research.
Semiconductor & Electronic Materials
Analyze ultra-trace ionic contaminants in high-purity chemicals and electronic-grade water to meet the stringent quality requirements of semiconductor manufacturing.
