| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 733.69 | USD | 20251122 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 888.89 | USD | 20251121 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1029.98 | USD | 20251121 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1015.87 | USD | 20251121 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 860.67 | USD | 20251121 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 910.05 | USD | 20251121 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 888.89 | USD | 20251121 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 733.69 | USD | 20251121 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 846.56 | USD | 20251121 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 818.34 | USD | 20251121 |