| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1015.44 | USD | 20251120 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1029.55 | USD | 20251120 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 888.51 | USD | 20251120 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 733.38 | USD | 20251120 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 888.51 | USD | 20251120 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 860.31 | USD | 20251120 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 909.67 | USD | 20251120 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 846.6 | USD | 20251119 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1030.03 | USD | 20251119 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 818.38 | USD | 20251119 |