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Chemistry

Rechargeable or dry battery, light source, LED.
Made of stainless steel with a base diameter of 75mm and a height of 70mm with a...
The utility model relates to a hand-operated centrifugal sedimentation device,...
The product is a rechargeable electric drill, which consists of an electric...
The product is made of transparent polycarbonate material. It is made up of...
It is one of the essential instruments in chemical experiment and consists of...