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About product and suppliers:
        Alibaba.com offers 277 pocket tds tester products. About 79% of these are ph meters, 2% are testing equipment. 

A wide variety of pocket tds tester options are available to you, such as paid samples, free samples. 

There are 277 pocket tds tester suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of pocket tds tester respectively. 

Pocket tds tester products are most popular in South America, Western Europe, and North America. 

You can ensure product safety by selecting from certified suppliers, including 58 with ISO9001, 18 with Other, and 16 with ISO14001 certification.