| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 888.93 | USD | 20251119 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 910.09 | USD | 20251119 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 818.38 | USD | 20251119 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 818.38 | USD | 20251119 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1030.03 | USD | 20251119 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 888.93 | USD | 20251119 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 860.71 | USD | 20251119 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 860.9 | USD | 20251118 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1016.15 | USD | 20251118 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 889.13 | USD | 20251118 |