Sigma hplc vial inserts conical for lab use-Aijiren Hplc . Wide Opening 2ml Amber Vials for Lab Use for Sale. Wide Opening 2ml Amber Vials for HPLC systems with septum caps glued. 100 clear/amber bottles 32×11.6mm, 2ml lab vials 9-425 threaded, flat base sample vials made of borosilicate glass; Made of USP type I glass.