| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 712.8 | USD | 20251124 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 726.92 | USD | 20251124 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 712.52 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 776.01 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 726.63 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 726.63 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 712.52 | USD | 20251121 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 726.32 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 726.32 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 775.69 | USD | 20251120 |