| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 807.05 | USD | 20251122 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1001.76 | USD | 20251121 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1227.51 | USD | 20251121 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1142.86 | USD | 20251121 |
| China national standards | MT | 949.56 | USD | 20251121 | |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1283.95 | USD | 20251121 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 1142.86 | USD | 20251121 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1354.5 | USD | 20251121 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1044.09 | USD | 20251121 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1044.09 | USD | 20251121 |