| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 848.02 | USD | 20251210 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 805.62 | USD | 20251210 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 904.3 | USD | 20251209 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 932.56 | USD | 20251209 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 932.56 | USD | 20251209 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 1031.47 | USD | 20251209 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 847.89 | USD | 20251208 |