Hectrio manufactures and stocks methane sulfonic acid (MSA) salts, with custom production available for client specifications. Its distinctive stannous sulfate solution reaches 315 grams per liter—30% above the stated industry standard—while the team brings decades of MSA chemistry experience, including leadership by inorganic chemist Hy Gillman, who has worked in the field since the 1970s. The company is ISO 9001 certified.
ISO 9001
InnoChem Inc Co., LtdFounded in Pennsylvania in 1996 by chemist Dr. Johnson Chen, InnoChem develops tin-plating chemistry and metalworking chemicals for steel and metal processors. The company is particularly known for pioneering methanesulfonic-acid-based tin plating and for developing processes that address acid buildup and tin replenishment, while its four-PhD research team draws on more than 8,000 proprietary formulations for customized applications. InnoChem is ISO-certified and licensed for hazardous chemical management, and established an operation in Shanghai in 2025 to serve Chinese and Asian markets.POTTSTOWN, PA
Barium & Chemicals, IncSince 1937, Barium & Chemicals, Inc. has manufactured inorganic specialty chemicals, growing from barium peroxide production in Willoughby into a 180,000-square-foot Steubenville operation producing more than 80 compounds. The family-owned company remains under third-generation leadership and is known for custom manufacturing, precise particle sizing, and military-specification work tailored to demanding applications. Its ISO 9001:2015 quality system supports customers from its Ohio River facility.STEUBENVILLE, OH
Gelest, IncFounded in 1991 by Dr. Barry Arkles, Gelest develops and manufactures specialty chemical materials that help advanced technologies take shape. From its Pennsylvania operations, the Mitsubishi Chemical Group company scales custom chemistry from laboratory samples to commercial production, with particular depth in silicone and organosilane research and in materials for microelectronics, medical devices, and life-science applications. Gelest’s quality management system is certified to ISO 9001.MORRISVILLE, PA
Southern Ionics IncorporatedFounded in 1980 by Milton Sundbeck, Southern Ionics remains a family-owned chemical manufacturer and delivery company that grew from a garage operation in Mobile, Alabama into a 350-plus-employee business with facilities across the United States. The West Point, Mississippi-based company is known for developing practical chemical solutions for municipal and industrial customers, backed by a 15,000-square-foot research and development center and an ISO 9001 quality system.WEST POINT, MS