North University of China

Shanxi Zhongbei New Material Technology Co., Ltd.

Taian Chen

Yaqing Liu

Guizhe Zhao

Yang Xiang

A device for determining degradation rate of biodegradable polymers in soil, including a micro compressed air pump, a first COabsorption vessel filled with dry soda lime or an aqueous strong alkali solution, a COindicator vessel filled with a barium hydroxide solution, a hollow leaching device, a second COabsorption vessel and a third COabsorption vessel connected in sequence through connecting pipes. A top of the hollow leaching device is provided with an end cover. An external water distributor filled with a leaching solution and a mechanical stirring device is arranged above the end cover. The external water distributor is in communication with an inner cavity of the hollow leaching device through a pipeline. A stirring shaft of the mechanical stirring device extends into the inner cavity. A stirring shaft is provided with a stirring paddle.

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Taiyuan, China

Taian Chen