Constant-temperature water bath kettle for colorimetric tube

• Main Authors: XIA JUNZE, SHAO ZHIHAO, YU WEIWEI, LIN CONGYONG, CHEN JI, XIE YIHAN
• Format: Patent
• Language: Chinese; English
• Published: 17.12.2021
• Subjects: CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; TRANSPORTING

The utility model provides a constant temperature water bath kettle for colorimetric tubes, which comprises a water bath kettle body, a water bath is arranged in the water bath kettle body, a test tube rack for placing the colorimetric tubes is arranged in the water bath, and the test tube rack comprises a positioning bottom plate, a plurality of supporting columns and a limiting top plate, the positioning bottom plate and the limiting top plate are each provided with a plurality of connecting holes matched with the supporting columns, the positioning bottom plate and the limiting top plate are connected through the connecting holes and the supporting columns, a plurality of limiting through holes are formed in the limiting top plate in an array distribution mode, and the limiting through holes comprise two types of through holes with different hole diameters. A plurality of limiting through holes are formed in the positioning bottom plate, the size of each limiting through hole is matched with the size of a