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About product and suppliers:
        Alibaba.com offers 2,646 vam products. About 5% of these are ester & derivatives, 2% are adhesives & sealants. 

A wide variety of vam options are available to you, such as agriculture grade, industrial grade, and food grade. You can also choose from free samples, paid samples. 

There are 2,508 vam suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Vietnam, which supply 94%, 1%, and 1% of vam respectively. 

Vam products are most popular in Domestic Market, Mid East, and South Asia. 

You can ensure product safety by selecting from certified suppliers, including 492 with Other, 297 with ISO9001, and 46 with ISO14001 certification.