| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 795.54 | USD | 20251014 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 950.42 | USD | 20251014 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 950.61 | USD | 20251013 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 795.7 | USD | 20251013 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 795.24 | USD | 20251011 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 950.06 | USD | 20251011 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 950.06 | USD | 20251010 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 795.24 | USD | 20251010 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 794.63 | USD | 20251009 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 949.34 | USD | 20251009 |