Always make an immersion test before choosing a tube material for critical applications. Immerse a short length of the tubing (always available from Watson-Marlow Fluid Technology or its distributors) in a closed container of the fluid for 48 hours, and then examine it for signs of attack, swelling, embrittlement or other deterioration.
*The information contained in the chemical compatibility guide is believed to be correct. Watson-Marlow Fluid Technology Group accepts no liability for any errors it contains. It is the users responsibility to ensure chemical compatibility within their application.
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Little to minor effect. Tubing: 0-5% volume swell
Moderate effect. Tubing: 5% - 10% volume swell
Severe effect. Tubing: 10% or greater volume swell
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