| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 797.28 | USD | 20251111 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 952.5 | USD | 20251111 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 797.39 | USD | 20251110 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 952.64 | USD | 20251110 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 797.62 | USD | 20251107 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 952.91 | USD | 20251107 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 797.29 | USD | 20251106 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 952.52 | USD | 20251106 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 796.89 | USD | 20251105 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 952.03 | USD | 20251105 |