Lake Products Company LLC was formed in 1949 by Edward Ross. He was a pharmaceutical chemist who developed the chemical structure for "Sea Salt" ASTM D1141-98 (Original Standard ASTM D1141-52). We manufacture and supply our laboratory testing chemical "Sea Salt" ASTM D1141-98 internationally to companies, governments and universities who are engaged in corrosion testing, oceanographic research, and ocean instrument calibration. This product is used as a synthetic seawater in field and laboratory research testing. In addition, there are many other uses and applications for this product including biological and chemical processing. We also manufacture our "Synthetic Seawater" ASTM D1141-98 product which is shipped ready-made for use and application.Lake Products Company LLC provides "Sodium Chloride" ASTM E534-13 which meets the standard test methods for the analysis of sodium chloride. This product is a lab grade sodium chloride with a minimum purity of 99.95%. It is manufactured by vacuum evaporation of chemically purified brine obtained from underground deposits by deep well mining solutions.

Our products meet the ASTM International standard. ASTM International is an international standards organization that develops and publishes voluntary consensus technical standards for a wide range of materials, products, systems, and services.

"Sea Salt" EN-1568 is a simulated sea salt mix containing elements found in natural seawater. It meets the EN Standard (European Committee for Standardization) 1568-4:2008 for duplicating ocean water.

Since the company's inception, all products produced by Lake Products Company LLC are exclusively manufactured in the USA.