Glass ampoule is made of borosilicate glass. A wide variety of specifications are including 1ml, 2ml, 3ml, 5ml, 10ml and 20ml glass ampoule.There are two shapes including Form B(Type B) straight-stem and Form C(Type C) funnel-tip. 
 Printed glass ampoules with free colors are available.
Two color rings can be placed on the stem or body for identification purposes. Production according to SFDA or ISO standards or as per your specifications.
Break systems:OPC(one-point cut) or color break ring
Clear or amber color