Use the following overview to find the pump head material best suited for your application:
| Stainless steel (1.4404/316L) | Ceramic (Al2O3) | Titanium (TiAl6V4) | Hastelloy C-276 | |
| Application requirements | Standard material in HPLC | Corrosion resistant, biocompatible | Biocompatible | Corrosion resistant |
| Compatible liquids | Organic solvents, oils, water, diluted acids | Organic solvents, buffers, salt solutions, water, acids, bases | Buffers, non-oxidizing organic solvents, water | Oxidizing, reducing and mixed solvents, concentrated acids |
| In- and outlet Connections | Stainless steel | PEEK | Titanium | Hastelloy C |
For further questions about chemical compatibility, contact support@knauer.net.
