| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 797.07 | USD | 20251104 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 952.25 | USD | 20251104 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 952.49 | USD | 20251103 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 797.27 | USD | 20251103 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 797.12 | USD | 20251031 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 952.31 | USD | 20251031 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 952.53 | USD | 20251030 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 797.3 | USD | 20251030 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 797.54 | USD | 20251029 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 952.81 | USD | 20251029 |