| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 833.38 | USD | 20251126 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 833.03 | USD | 20251125 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 832.78 | USD | 20251124 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 832.45 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 832.1 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 832.49 | USD | 20251119 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 832.67 | USD | 20251118 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 833.15 | USD | 20251117 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 833.04 | USD | 20251114 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 832.95 | USD | 20251112 |