| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 846.79 | USD | 20251028 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 846.79 | USD | 20251028 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 917.35 | USD | 20251028 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1100.82 | USD | 20251028 |
| Yixing Wencheng Chemical Co., Ltd. | China national standards | MT | 917.35 | USD | 20251028 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 783.28 | USD | 20251028 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 987.92 | USD | 20251028 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 931.47 | USD | 20251028 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 804.16 | USD | 20251027 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1551.9 | USD | 20251027 |