九九福利国产精品日韩精品,免费在线黄网,国产成人精品2021欧美日韩,美女教师一级毛片,黄片视频免费观看污,欧美日a级视频黄免费,婷婷五月黄色网站

2 sets of 2L lifting and turning experiment kettle are finished and sent to the customer in Qingdao

Release Time：2020-05-18

Working volume: 2L

Working pressure: 10MPa

Working temperature: 300 degrees

Reaction kettle material: S30408 stainless steel

With lifting and turning device, the lifting motor drives the kettle cover to lift, and the reducer controls the kettle body to turn

上一條：The 10L distillation kettle is finished and shipped to the customer in Xi'an

下一條：The 1L laboratory magnetic reactor is finished and sent to the customer in Luoyang