Welcome to Additives Inc., the leading source of performance enhancing glycol-based antifreeze additive packages, heat transfer fluid additive packages, heat transfer fluids, powerful cleaning agents and water treatment products.

Additives Inc. is a specialty chemical company built upon a solid technical foundation. We develop and manufacture performance products including antifreeze additive packages, heat transfer fluid additive packages, high temperature heat transfer fluids, water treatment formulations and industrial cleaning products, while providing significant cost and service advantages. Our complete line of antifreeze additive packages can be mixed with ethylene or propylene glycols to make finished products that meet ASTM standards. Additives Inc.'s standard line of additive systems allows you to make finished fluids that are equivalent to or superior to those regarded as the best available.

Additives Inc.'s Research and Development Division is known for their innovative and unique products, such as Locomotive Cleaner; a nontoxic cleaner for the most difficult cleaning projects, yet is inert and does no harm to the environment. Using the unique performance requirements of our customers, the technical staff can customize products for a variety of conventional uses or unusual situations.

Our areas of expertise include developing better solutions for conventional applications, or one-of-a-kind conditions, and formulating proprietary blends. We guarantee that all of our products will perform to your satisfaction.

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NOTE: Additives Inc. is currently broadening the nomenclature of its product line. This name change will more accurately reflect each specific product line while strengthening the particular identities of each product. Click here for the new product listing.