3Using the Module
Best Practices
1260 Infinity II Flexible Pump User Manual 42
Best Practices
Please also refer to TechNote SD-29000194, which can be downloaded from our
website www.agilent.com.
Daily / Weekly tasks
Daily Tasks
• Replace solvents and solvent bottles for mobile phases based on
water/buffer.
• Replace solvents and solvent bottles for organic mobile phase latest every
second day.
• Check presence of seal wash solvent.
• Purge each channel with fresh solvent at 2.5–3mL/min for 5min before
operation.
• Equilibrate the system with composition and flow rate of subsequent method.
Weekly Tasks
• Change seal wash solvent (10 % isopropanol in water) and bottle.
• If applications with salts were used, flush all channels with water and remove
possible salt deposits manually.
• Inspect solvent filters for dirt or blockages. Exchange if no flow is coming out
of the solvent line when removed from the degasser inlet.
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