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ARS Home Office of Communications Images Photos Apr07





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Image Number D766-1 Chemist Randal Shogren performs a test to determine how much sorbitol citrate is needed to prevent scale, the crusty buildup of calcium carbonate from so-called hard water. Sorbitol citrate could be used as an inexpensive, environmentally friendly detergent additive.   Photo by Elizabeth Krietmeyer.  640 pixels wide: (d766-1.jpg)   Please visit our Image Gallery


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