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| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 919.24 | USD | 20251026 | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 919.24 | USD | 20251026 | 
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 919.24 | USD | 20251026 | 
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 919.24 | USD | 20251025 | 
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 930.52 | USD | 20251025 | 
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 919.24 | USD | 20251025 | 
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1057.41 | USD | 20251025 | 
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 916.42 | USD | 20251025 | 
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 993.97 | USD | 20251025 | 
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 986.92 | USD | 20251025 |