| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 811.4 | USD | 20251106 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 818.04 | USD | 20251105 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 818.23 | USD | 20251104 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 818.43 | USD | 20251103 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 818.28 | USD | 20251031 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 832.58 | USD | 20251030 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 832.83 | USD | 20251029 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 832.67 | USD | 20251028 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 831.83 | USD | 20251024 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 831.95 | USD | 20251023 |