| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 959.08 | USD | 20251105 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 959.08 | USD | 20251105 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 846.25 | USD | 20251105 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 1029.6 | USD | 20251105 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 846.25 | USD | 20251105 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 846.25 | USD | 20251105 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 846.44 | USD | 20251104 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 846.44 | USD | 20251104 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 846.44 | USD | 20251104 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 846.44 | USD | 20251104 |