Waters Porapak porous packings offer significant advantages in gas chromatography, featuring partition properties similar to a highly extended liquid surface. They eliminate common issues associated with support, polarity, liquid-phase volatility, or freezing point that often restrict gas/liquid chromatography. This design ensures sharp, symmetrical peaks and low retention volumes for substances including water, alcohols, and glycols.
- No bleed from the packing material
- No adsorption of polar compounds
- High temperature stability
- Consistent retention time
- Easy column packing with high efficiency
- Rapid overload recovery
- Porous polymer beads modified for varied retention characteristics
- Adjustable water peak position in chromatograms