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<p>low, and Spinco almost went bankrupt. The company survived by concentrating on sales of preparative ultracentrifuge models, which were becoming popular as workhorses in biomedical laboratories. In 1949, Spinco introduced the Model L, the first preparative ultracentrifuge to reach a maximum speed of 40,000 <a href="page.php?w=Revolutions_per_minute">rpm</a>. In 1954, <a href="page.php?w=Beckman_Instruments">Beckman Instruments</a> (later <a href="page.php?w=Beckman_Coulter">Beckman Coulter</a>) purchased the company, forming the basis of its Spinco</p><p>
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