With 19/22 top outer joint With 24/40 bottom inner joint Used to connect two apparatus with dissimilar standard taper joints Made by hand blowing Made of borosilicate Glass3.3
Description
Smaller joint at top, larger joint at bottom. Used to connect dissimilar standard taper joints. Beijing Weichengya Laboratory Equipment Co., Ltd. was founded in 1999, focusing on the research, development, manufacture, sale and after-sales service of laboratory equipment.