Solvent Compatibility of Tubings for Peristaltic Pumps

The table shows the chemical resistance properties of Silicone and PharMed tubing to different needle wash solvents:

**Table:** Solvent Compatibility of Silicone and PharMed Tubing
	Silicone	PharMed
Acids weak medium strong	good unsatisfactory not recommended	very good good not recommended
Alkaline solution weak medium strong	good unsatisfactory not recommended	very good very good good
Hydrocarbons aliphatic aromatizised halogenated	not recommended not recommended not recommended	not recommended not recommended not recommended