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About product and suppliers:
        Alibaba.com offers 7,354 1 refractometer products. About 46% of these are refractometers, 4% are medical optical instruments, and 1% are other animal husbandry equipment. 

A wide variety of 1 refractometer options are available to you, such as eco-friendly, disposable. You can also choose from paid samples, free samples. 

There are 7,332 1 refractometer suppliers, mainly located in Asia. The top supplying countries or regions are China, Hong Kong S.A.R., and Japan, which supply 99%, 1%, and 1% of 1 refractometer respectively. 

 refractometer products are most popular in Western Europe, Central America, and Africa. 

You can ensure product safety by selecting from certified suppliers, including 1,423 with Other, 830 with ISO9001, and 540 with ISO13485 certification.