About product and suppliers:
            597 28mm treatment pump products are offered for sale by suppliers on Alibaba.com, of which lids, bottle caps, closures accounts for 49%, pumps accounts for 1%. 

A wide variety of 28mm treatment pump options are available to you, such as bottles. You can also choose from accept 28mm treatment pump, as well as from pe, pp 28mm treatment pump, and whether 28mm treatment pump is non spill, or non-refillable. 

There are 313 suppliers who sells 28mm treatment pump on Alibaba.com, mainly located in Asia. The top countries of suppliers are China, Taiwan, China, from which the percentage of 28mm treatment pump supply is 99%, 1% respectively.