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Kitty Hach-Darrow receiving the 2003 Pittcon Heritage Award from Arnold Thackray, head of the Chemical Heritage Foundation. Hach Company was founded in 1947, in Ames, Iowa, by Clifford and Kathryn Hach. [4] Clifford Hach was a chemist and an inventor.
Kathryn "Kitty" Hach-Darrow (October 20, 1922 – June 4, 2020) was an American businesswoman and philanthropist who co-founded the Hach Chemical Company in 1947 with her first husband Clifford C. Hach (pronounced hɑ:k). She was essential to the company's expansion, flying her own plane to small airfields across the country to sell water ...
Chemical & Engineering News publishes an annual list of the world's largest chemical producers by sales, excluding formulated products such as pharmaceutical drugs and coatings. [1] In 2018, sales of the top fifty companies amounted to US$ 951,000,000,000, an increase of 11.8% compared to the top fifty producers of 2017. [ 2 ]
Rohm and Haas Corporate Headquarters in Philadelphia, 2007. The company was founded in Esslingen, Germany, by Dr. Otto Röhm and Mr. Otto Haas in 1907. Haas moved to Philadelphia and began the American side of the business on September 1, 1909, from an office on Front Street, while Otto Röhm remained in Germany to run a company that would eventually become Röhm GmbH.
The co-founder of the Hach Company, Kathryn "Kitty" Hach-Darrow, recalls finding similar inspiration in Naylor. [11] In 1994, Nellie May Naylor was honored with a brick in the "Plaza of Heroines" in front of Catt Hall on the Iowa State University campus in Ames, Iowa. [12] Naylor is buried in the Iowa State University Cemetery in Ames. [13]
VWR was founded by John Taylor as the John Taylor Company in 1852, selling mining and laboratory products. [7] Since then, the company evolved to focus on the laboratory market. It also has a presence in the cleanroom, safety, and clinical markets. In 1902, it was purchased by F.W. Braun, and merged into his company the F.W. Braun Corporation. [8]
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