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Ampoule , also known as easy to pack Qu neck ampoule, ampoule, is used to hold liquid small glass container. Capacity is generally 1-20ml. Commonly used in injectable liquid, but also for oral liquid packaging. This product is fired glass, widely used in full bloom injectable formulation must be isolated from the air and high-purity chemicals. Ampoule bottle nipples to cut off the air with fire package, marked with the symbol neck portion, when pressure is applied bottleneck will be broken in order to extract liquid. Quality requirements