Marquest Scientific

Plastics ManufacturingCalifornia, United States2-10 Employees

Marquest Scientific is a family-owned plastics manufacturer based in Costa Mesa, California, at 3184 Airway Avenue Suite C, 92626. The company specializes in thermo-plastic injection molding of corrosion-resistant and high-purity plastics, with roots dating to the late 1950s when the founder brought the first reciprocating screw-type injection molding machine to the United States from Ankerwerk of Germany. The description notes that this development led to the industry's first all-plastic ball valve in 1964. Marquest operates a RedBook quality program that conducts daily and weekly product evaluations to ensure products meet demanding industry applications. Its product lines include Throttle Master needle valves, Tuff Guard gauge isolators, and the Series LG/LT Laboratory Fixture line in PVC, CPVC, Polypro, and PVDF, and the company provides custom product development and manufacturing for a number of well-known companies in the industry. With over 70 years of combined experience in corrosive and high-purity fluidics, Marquest emphasizes local manufacturing and a family atmosphere to reduce outsourcing costs and support high-quality, precise flow control or fluid handling products.

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