| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 818.28 | USD | 20251101 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 818.28 | USD | 20251031 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 846.5 | USD | 20251031 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1029.91 | USD | 20251031 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1015.8 | USD | 20251031 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 846.5 | USD | 20251031 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 740.69 | USD | 20251031 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 902.93 | USD | 20251031 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 909.99 | USD | 20251031 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 818.28 | USD | 20251031 |