| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 816.27 | USD | 20250930 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 816.27 | USD | 20250930 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 815.88 | USD | 20250929 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1026.88 | USD | 20250929 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1012.81 | USD | 20250929 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 815.88 | USD | 20250929 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 829.95 | USD | 20250929 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 815.88 | USD | 20250929 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 731.48 | USD | 20250929 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 886.21 | USD | 20250929 |