| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 953.67 | USD | 20251127 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 798.26 | USD | 20251127 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 798.07 | USD | 20251126 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 953.44 | USD | 20251126 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 952.38 | USD | 20251121 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 797.18 | USD | 20251121 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 796.84 | USD | 20251120 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 951.98 | USD | 20251120 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 952.42 | USD | 20251119 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 797.21 | USD | 20251119 |