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About product and suppliers:
        Alibaba.com offers 2,156 pp off grade products. About 24% of these are pp, 1% are hdpe, and 1% are polymer. 

A wide variety of pp off grade options are available to you, such as free samples, paid samples. 

There are 2,156 pp off grade suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of pp off grade respectively. 

Pp off grade products are most popular in Western Europe, North America, and South America. 

You can ensure product safety by selecting from certified suppliers, including 359 with Other, 296 with ISO9001, and 17 with ISO14001 certification.