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About product and suppliers:
        Alibaba.com offers 187 micro test tubes for lab products. About 10% of these are test tube, 9% are pipe,drainage tubes & containers, and 5% are bottles. 

A wide variety of micro test tubes for lab options are available to you, such as free samples. 

There are 185 micro test tubes for lab suppliers, mainly located in Asia. The top supplying countries are China (Mainland), South Korea, and Hong Kong, which supply 97%, 1%, and 1% of micro test tubes for lab respectively. 

Micro test tubes for lab products are most popular in North America, Southeast Asia, and Mid East. 

You can ensure product safety by selecting from certified suppliers, including 78 with ISO9001, 52 with Other, and 26 with ISO13485 certification.