| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 888.35 | USD | 20251023 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 887.9 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 887.9 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 898.07 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 898.07 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 898.07 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 897.52 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 897.52 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 897.52 | USD | 20251020 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 897.83 | USD | 20251018 |