Effective December 12, 2008, assessed a civil penalty of $200,000 by the U.S. Department of Commerce, Bureau of Industry and Security (BIS) to settle charges that it committed 81 violations of the U.S. Export Administration Regulations (EAR); between November 2001 and October 2005, allegedly exported a product called Coolmet, a chemical mixture containing Triethanolamine and subject to the EAR (ECCN 1C350c.9), from the United States to Israel, Taiwan, and Thailand without the licenses required by the EAR; on twenty-three occasions between April 2003 and July 2006, allegedly exported Coolmet from the United States to several countries without the licenses required by the EAR; in August 2005, Buehler's affiliate in Germany (Buehler GmbH) allegedly reexported Coolmet from Germany to Iran without the required U.S. Government authorization; Buehler voluntarily disclosed these violations and cooperated in the Commerce Department investigation.

On October 10, 2007, Buehler was assessed a civil penalty of $27,000 by the U.S. Department of Commerce, Bureau of Industry and Security (BIS) to settle charges that it committed five violations of the U.S. Export Administration Regulations (EAR); on four occasions between May 2002 and June 2003, allegedly exported various items subject to the Regulations (EAR 99), including presses and blades, to the Bhabha Atomic Research Center (BARC) in Mumbai, India, an organization on the BIS Entity List, without the required U.S. Department of Commerce authorization; in April 2001, allegedly exported a replacement mold closure, an item subject to the Regulations (EAR 99), from the United States to Iran through the United Kingdom, without the required U.S. government authorization; manufacturer of scientific instruments and supplies for use in materials analysis; headquartered in Lake Bluff, Illinois, with Buehler locations in Dusseldorf (Germany), Coventry (England), Dardilly (France), Ontario (Canada), and Kowloon (Hong Kong).