| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1174.21 | USD | 20251211 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1201.36 | USD | 20251210 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1173.1 | USD | 20251210 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1201.02 | USD | 20251209 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1060.33 | USD | 20251204 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1130.04 | USD | 20251202 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1200.67 | USD | 20251202 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1200.75 | USD | 20251128 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1199.77 | USD | 20251124 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1199.29 | USD | 20251121 |