| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 734.2 | USD | 20251115 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 847.16 | USD | 20251115 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 847.16 | USD | 20251114 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1030.71 | USD | 20251114 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1016.59 | USD | 20251114 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 861.28 | USD | 20251114 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 889.52 | USD | 20251114 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 910.7 | USD | 20251114 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 734.2 | USD | 20251114 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 818.46 | USD | 20251113 |