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No Logo | Henan Xinxiang No.7 Chemical Co., Ltd Henan Xinxiang No.7 Chemical Co., Ltd Qingdao OR Tianjin. The largest oilfield chemical supplier of China. Not only possess test equipment and production equipment with international standards, but passed the ISO 9001:2008 & ISO 14001:2004. Have long... We are regularly Selling: natural asphalt, carboxymethyl cellulose, polyanionic cellulose, sulfonated asphalt sodium, resinated lignite, partially hydrolized polyacrylamide, sulfonated lignite, ferric chomium lignin sulfonate, barytawhite. Member since 20 December, 2013, China - Henan | Primary Business Type(s): Manufacturer Buy & Sell Offers: 0 - No Current Trade Leads Products: 0 - No Current Products | |
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