I200. 200ul Micro-Insert,31*5mm,clear glass,flat bottom; suits for ND8 Vials. 300ul PP micro vial from China Manufacturer, Manufactory . Find 300ul PP micro vial from China Manufacturer, Manufactory, Factory and Supplier - Zhejiang Aijiren Technology Co., Ltd. on ECVV.com Micro Insert: 150ul,250ul Inserts for vials - interchim.com