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    About product and suppliers:
            Alibaba.com offers 62,391 bitumen products. About 19% of these are waterproof membrane, 10% are bitumen, and 1% are other waterproofing materials. 
    
    A wide variety of bitumen options are available to you, such as free samples, paid samples. 
    
    There are 58,956 bitumen suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and United Arab Emirates, which supply 94%, 1%, and 1% of bitumen respectively. 
    
    Bitumen products are most popular in Southeast Asia, Domestic Market, and Mid East. 
    
    You can ensure product safety by selecting from certified suppliers, including 24,700 with ISO9001, 10,159 with Other, and 8,313 with ISO14001 certification.
            
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