Open Directory - Science:Chemistry:Analytical:Bioanalytical Chemistry:Products and Services:Testing Services:North America

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Top: Science: Chemistry: Analytical: Bioanalytical_Chemistry: Products_and_Services: Testing_Services: North_America

Any site is only eligible for one listing, in either of the linked categories or the parent categories.
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For sites in Canada and the USA, which combine chemical and biological analytical services such as microbiological, drug metabolite and immunological testing.

Open Directory Science: Chemistry: Analytical: Products and Services: Testing Services: North America

Last update: 16:08 PT, Saturday, June 6, 2009 - edit