Every 1ml below 50ml is the unit of measurement, every 2ml from 50ml to 100ml is the unit of measurement, and the rest is 10ml; Rotary drain valve, convenient for sampling and hands-free.
addressNo. 156, Xinyang Avenue, Xinzhuang Town, Changshu, Jiangsu
phone0512-52479291/52479292
mailboyi_yl@163.com