| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1029.21 | USD | 20251025 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 916.42 | USD | 20251025 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 775.43 | USD | 20251025 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 775.43 | USD | 20251025 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 775.43 | USD | 20251025 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 775.43 | USD | 20251025 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1043.31 | USD | 20251024 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1043.31 | USD | 20251024 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1071.51 | USD | 20251024 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1043.31 | USD | 20251024 |