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                    G33. 密度計 / 比重計

                    產品介紹

                    方法概要

                    將試樣導入於一端固定之玻璃管(試樣槽),給與初期振動,試樣槽即以與試樣質量成比例之固有振動周期振動。若使試樣槽振動部分之體積為一定,則固有振動周期與試樣密度成比例。以水及乾燥空氣為密度標準物質,而由其各個固有振動周期與密度將振動式密度計之試樣槽常數求出,以求試樣之密度及比重。

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