Micro-Insert Suit for 2ml HPLC Vials from Aijiren. 2020/11/11 · TAGS: micro-insert 2ml-vial hplc-vial 2ml-hplc-vial micro-insert vials-for-lab The Micro-insert produced by Aijiren is often used in situations where sample reagents are more precious. At this time, the 2ml hplc vial containing liquid is prone to unsuccessful cases of