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About product and suppliers:
        Alibaba.com offers 20,915 humic acid fertilizer products. About 88% of these are organic fertilizer, 3% are potassium fertilizer, and 2% are compound fertilizer. 

A wide variety of humic acid fertilizer options are available to you, such as humic acid, potassium humate, and seaweed. You can also choose from slow, quick. As well as from powder, granular. And whether humic acid fertilizer is free samples, or paid samples. 

There are 20,574 humic acid fertilizer suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Malaysia, which supply 95%, 1%, and 1% of humic acid fertilizer respectively. 

Humic acid fertilizer products are most popular in Southeast Asia, South Asia, and Mid East. 

You can ensure product safety by selecting from certified suppliers, including 4,459 with ISO9001, 573 with Other, and 399 with ISO14001 certification.