| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 889.91 | USD | 20251202 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 911.09 | USD | 20251202 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 734.53 | USD | 20251202 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 734.53 | USD | 20251202 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1017.04 | USD | 20251202 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 805.15 | USD | 20251202 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 819.28 | USD | 20251202 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 833.82 | USD | 20251201 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 819.68 | USD | 20251201 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 819.68 | USD | 20251201 |