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About product and suppliers:
        Alibaba.com offers 6,681 urea a grade products. About 1% of these are other chemicals, 1% are carbonate, and 1% are plywoods. 

A wide variety of urea a grade options are available to you, such as chloride, compound fertilizer. You can also choose from free samples, paid samples. 

There are 6,681 urea a grade suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of urea a grade respectively. 

Urea a grade products are most popular in North America, South America, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 954 with ISO9001, 410 with Other, and 341 with FSC certification.