Marquest Scientific Needle Valves provide precision flow control of corrosive and high purity fluids. Operating pressures and flow rates up to 220 PSI and 12 GPM respectively. There are no elastomers, lubricants, or metals used in their construction. Available in PVC, CPVC, Polypro, & PVDF with PTFE seals and a variety of end connection options, the Marquest Scientific Needle Valve will handle the toughest of applications.
Aquis PVDF Spray, Dispense, & Nitro GunsAquis DI Water Spray, Dispense, and Nitrogen Guns provide a contamination-free fluid path for high purity media featuring all injection molded, high purity PVDF construction, utilizing a single modified PTFE sealing component. There are no elastomers or o-rings used in product construction. Designed for constant use found in commercial applications. All Aquis products are available with a variety of connections, fittings, and tubing.