Hot Selling 2ml HPLC Vial Insert for Sale-aijiren Hplc . 24/6/202 · aijiren Autosampler Vial Trading–aijiren Vials for HPLC/GC If the reagent to be tested by the customer is very precious and the capacity of 2ml vial is too large, aijiren 8-425 2ml Autosampler Vials can be used with different types of micro-insert.