It is used for the digestion of geological, geological and mineral samples and the dissolution of medium and low pressure samples, supporting ICP-MS/ICP-OES analysis and other micro analysis experiments. There are three designs: U-shaped bottom, flat bottom and V-shaped bottom. Applicable to my male perforation digester. The appearance is translucent, the inner wall is smooth, no water hanging, easy to clean; 200 260 (it is better not to exceed 150 under closed conditions); Thread interface, good sealing, no leakage; Resistance to insulation Metal element blank value is low; Opening can be autoclaved; Non-toxic: Cover and body can be numbered