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Votre recherche pour: Bis(9,9-dimethyl-9H-fluoren-2-yl)amine
Mortars and pestles are made of a variety of materials, from clear, heavy glass to hard silica minerals to porcelain and more. All components are easy to clean and provide a high degree of durability for long life despite continuous, sometimes intense use. Mortars and pestles are an enduring and ancient tool used since ancient times in sample preparation for chemical analysis procedures.
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