 
        
        
        
        
        
        
        
    | Vendor | Spec | Unit | Price | Currency | Date | 
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 829.49 | USD | 20250920 | 
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 829.49 | USD | 20250920 | 
| SINOPEC Qingdao Petrochemical Co., Ltd. | China national standards | MT | 1089.58 | USD | 20250920 | 
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1061.47 | USD | 20250920 | 
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 970.08 | USD | 20250920 | 
| China Petroleum and Chemical Corporation Tianjin Branch | China national standards | MT | 843.55 | USD | 20250920 | 
| China National Petroleum Corporation Lanzhou Petrochemical Branch | China national standards | MT | 843.55 | USD | 20250920 | 
| Shandong Dongming Petroche Mical Group Co., Ltd. | China national standards | MT | 1869.87 | USD | 20250920 | 
| China Petroleum and Chemical Corporation Jingmen Branch | China national standards | MT | 1096.61 | USD | 20250920 | 
| SINOPEC Qingdao Petrochemical Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250920 |