国产一二区三区,性色蜜臀av一区二区三区粉嫩,五月天丁香花婷婷色,欧美bbbbxxxxx,欧美亚洲一区中文字幕,亚洲狠狠97婷婷综合久久久久,日韩一区二区三区熟妇,日本岛国一区二区视频,国精产品一区一区三区mba视频

Shanghai Beikai Biochemical Equipment Co., Ltd.
Your current position>>Home>>Products
The second condenser
【Name】The second condenser
【Appearance】Big img
【Product details】

Cold trap can be installed between condenser and vacuum pump to increase the recovery rate of low boiling point materials, and prevent from the suction of harmful gases.
The external barrel is equipped with extraction opening on bottle, PTFE bump valve at the bottom; internal barrel is equipped with overflow port and discharge port on top and at the bottom.

Up product: Large glass chromatographic device】【Next product: Fuming cupboard shelf】【Back
關閉
關閉
所屬類別:
產品名稱:


關閉
*訂購產品名稱:   填寫正確!
*公司名稱:   請務必填寫!
*聯系電話:   請務必填寫!
*其他說明:  
驗證碼: