| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.41 | USD | 20251112 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.41 | USD | 20251112 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 536.47 | USD | 20251112 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 465.88 | USD | 20251112 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 465.67 | USD | 20251111 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 536.22 | USD | 20251111 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.22 | USD | 20251111 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.22 | USD | 20251111 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.22 | USD | 20251111 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.22 | USD | 20251111 |