| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 907.31 | USD | 20250929 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 815.16 | USD | 20250928 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1011.92 | USD | 20250928 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1025.97 | USD | 20250928 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 885.43 | USD | 20250928 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 829.21 | USD | 20250928 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 815.16 | USD | 20250928 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 730.83 | USD | 20250928 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 906.51 | USD | 20250928 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 815.16 | USD | 20250927 |