If you do not find any recommendations on this matter in the company manual, ask a service engineer or even directly the manufacturer of this chromatograph. And what recommendations did you receive from them, please write here, it will probably be useful to other users of such chromatographs.

ZJ

When an ion chromatography system is not in use for an extended period, proper storage conditions are crucial to ensure that the system remains in good working condition and the stored data retains its integrity. Here are some guidelines for storing an ion chromatogram system when it is not in use for an extended period, such as the last four months:

1. Thoroughly clean and rinse all components that come into contact with samples or eluents to prevent residue buildup.

2. Flush the entire system with appropriate solvents or eluents to remove any remaining samples or reagents from the tubing, columns, and detectors.

3. Store the instrument in a clean, dust-free environment.

Ensure that the storage area is free from extreme temperatures, humidity, and direct sunlight, which can damage sensitive components.

4. Power down the instrument following the manufacturer's guidelines.

If applicable, turn off the power supply and unplug the system to prevent electrical issues.

5. Periodically check the instrument to ensure it remains in good condition during storage. This can include a visual inspection for any signs of damage or environmental exposure.

6. Ensure that the stored ion chromatogram data is backed up and stored securely, following the guidelines mentioned in the previous response.

Verify the integrity of the stored data files during the storage period.

7. When restarting the system after storage, follow the manufacturer's recommended procedures for system initialization and equilibration.

8. Always refer to the instrument's user manual for specific guidelines provided by the manufacturer for long-term storage.

Mayuri Gupta Thanks a lot for you answer. It is so helpful for me. Based on you told we should Flush the entire system with appropriate solvents or eluents to remove any remaining samples or reagents from the tubing, columns, and detectors. Could you tell me which appropriate solvents is good and suitable for this ? I used water. what is your idea about this solvents , can water cause mold in the system ?

To ensure the preservation and longevity of ion chromatography equipment, here are some general guidelines to follow:

1. Proper Maintenance: Regularly clean and maintain the ion chromatography system according to the manufacturer's instructions. This includes cleaning and replacing necessary parts, such as columns, suppressors, and detectors, as recommended. Keeping the system clean and well-maintained helps to prevent contamination and prolong its lifespan.

2. Calibration and Validation: Regularly calibrate and validate the ion chromatography system to ensure accurate and reliable results. Follow the recommended calibration procedures and use appropriate standards for calibration. This helps to maintain the system's performance and accuracy over time.

3. Quality Control: Implement a robust quality control program to monitor the performance of the ion chromatography system. This can include periodic analysis of known standards, running quality control samples, and participating in proficiency testing programs. Regular quality control checks help to identify any issues or deviations in the system's performance.

4. Proper Storage: When not in use, store the ion chromatography system and its components in a clean and dry environment. Protect the system from dust, moisture, and extreme temperatures, as these can negatively impact its performance and longevity.

5. Regular System Checks: Conduct routine system checks to ensure that all components are functioning properly. This includes checking for leaks, verifying proper flow rates, and inspecting the system for any signs of wear or damage. Address any issues promptly to prevent further damage or deterioration.

6. Follow Good Laboratory Practices: Adhere to good laboratory practices, including proper sample handling and storage, to minimize the risk of contamination and ensure accurate results. Avoid introducing foreign substances or contaminants into the system.

7. Training and Documentation: Ensure that operators are properly on the operation and maintenance of the ion chromatography system. Keep detailed records of maintenance activities, calibrations, and any troubleshooting performed. This documentation helps track the system's history and aids in identifying any recurring issues.

By following these guidelines, you can help preserve the performance and longevity of your ion chromatography system, ensuring accurate and reliable results over time. It is also recommended to consult the manufacturer's guidelines and seek their support for specific maintenance and preservation recommendations for your particular system.

Nazanin Hamnabard, milli Q water is frequently use for washing of ion chromatography but regarding the mold please confirm with service engineer.

Hello!

Calibration will be necessary for repeated activation.

good luck.

Hello!

You can read the washing method and the conditions of storage for its manual, which you can download from the homepage of the manufacturer. For columns and suppressors, the conditions vary by type. The column and the suppressor (electrolytically regenerated) must be removed and stored in the specified solvent. If you follow the instructions you should have no problem.

Make sure the instrument is properly cleaned and disconnected from any electrical power source to avoid damage and If possible, store the instrument in a dry, dust-free place to avoid dirt accumulation.

regularly check the condition of the instrument and perform a routine inspection to ensure that it does not show signs of corrosion or degradation and When you plan to return the instrument to service, follow the commissioning procedures recommended by the manufacturer.