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About product and suppliers:
        Alibaba.com offers 21,634 purity product products. About 4% of these are vitamins, amino acids and coenzymes, 4% are other metals & metal products, and 3% are herbal extract. 

A wide variety of purity product options are available to you, such as agrochemical intermediates, pharmaceutical intermediates, and herbal extract. You can also choose from medicine grade, cosmetic grade, and food grade. As well as from drum, bottle, and plastic container. And whether purity product is powder, or oil. 

There are 21,717 purity product suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Vietnam, and India, which supply 96%, 1%, and 1% of purity product respectively. 

Purity product products are most popular in North America, Domestic Market, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 7,073 with ISO9001, 1,888 with Other, and 421 with ISO14001 certification.