| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 734.58 | USD | 20251128 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 833.58 | USD | 20251127 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1017.25 | USD | 20251127 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 890.09 | USD | 20251127 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 847.71 | USD | 20251127 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1031.38 | USD | 20251127 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 819.45 | USD | 20251127 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 734.68 | USD | 20251127 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 890.09 | USD | 20251127 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 734.5 | USD | 20251126 |