| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1759.37 | USD | 20251011 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1477.87 | USD | 20251011 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1759.37 | USD | 20251010 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1758.04 | USD | 20251009 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1758.36 | USD | 20250929 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1756.8 | USD | 20250928 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1756.8 | USD | 20250926 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1196.22 | USD | 20250925 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1759.15 | USD | 20250925 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1759.15 | USD | 20250924 |