| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 931.64 | USD | 20251029 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 846.94 | USD | 20251029 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1030.45 | USD | 20251029 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1016.33 | USD | 20251029 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 741.08 | USD | 20251029 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 846.94 | USD | 20251029 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 903.41 | USD | 20251029 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 910.46 | USD | 20251029 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 910.3 | USD | 20251028 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 740.94 | USD | 20251028 |