Marquest Scientific, Inc.

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Marquest Scientific, Inc. manufactures and distributes a broad range of flow‑control and fluid‑handling solutions, including laboratory faucets, needle valves, gauge guards, and spray guns. The product portfolio also encompasses fittings, tubing, glycerin, indicator lights, tapes, relay modules, vacuum breakers, plastic aerators, pressure gauges, and filtration devices. These items are compatible with distilled, deionized, reverse‑osmosis, ultra‑filtrated water, as well as various chemical dispensing scenarios. Marquest Scientific serves customers in the food and beverage, agricultural, pharmaceutical, chemical, and wastewater‑treatment sectors, providing a three‑year warranty on its offerings. The company delivers injection‑molding and prototyping capabilities, working with thermoplastic materials such as PVC, CPVC, polypropylene, PVDF, PFA, HDPE, ABS, and nylon. Additional secondary services comprise CNC machining, packaging, tooling, and assembly, supporting both short‑run and long‑run production volumes. All products are manufactured in the United States.

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