| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 535.83 | USD | 20251023 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 465.33 | USD | 20251023 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.92 | USD | 20251023 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.92 | USD | 20251023 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 465.09 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.72 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 535.56 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.72 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.72 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.72 | USD | 20251022 |