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About product and suppliers:
        Alibaba.com offers 458 ha humate powder products. such as free samples, paid samples. 

There are 459 ha humate powder suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Vietnam, and South Africa, which supply 99%, 1%, and 1% of ha humate powder respectively. 

Ha humate powder products are most popular in Eastern Asia, Southeast Asia, and South Asia. 

You can ensure product safety by selecting from certified suppliers, including 204 with ISO9001, 14 with ISO14001, and 9 with Other certification.