在美国

Hydrite, a family-owned company established in 1929, is one of the largest independent providers of chemicals and related services in the United States. They offer expertise in chemical manufacturing and distribution, food and dairy sanitation

Magrabar Chemical Corporation is a leading manufacturer of a range of antifoams and defoamers, emulsifiers and surfactants, additives, release agents and viscosity modifiers for both food grade and industrial uses.