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35 view(s) A guide to Chemical Grades
Reagent A.C.S. - This designates a high quality chemical for laboratory use. The abbreviation "A.C.S.," means the chemical meets the specifications of the American Chemical Society. A Certificate of Analysis is available upon request.
Guaranteed Reagent (GR) - Suitable for use in analytical chemistry, products meet or exceed American Chemical Society (ACS) requirements where applicable. (E...