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These solutions are prepared from a single-source (one refinery) product. The weathered materials indicate the percent weight loss from the original material.
Contains 1 mL each of these 5000 µg/mL in methylene chloride mixtures.
Reference standards shipped after December 31, 2023, will no longer include paper hard copies of certificates of analysis (CofAs). Access your CofA online at www.restek.com/documentation