| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | 37% | MT | 190.46 | USD | 20251031 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | 37% | MT | 190.56 | USD | 20251029 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | 37% | MT | 190.46 | USD | 20251027 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | 37% | MT | 190.26 | USD | 20251022 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | 37% | MT | 190.08 | USD | 20251014 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | 37% | MT | 189.99 | USD | 20250924 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | 37% | MT | 189.99 | USD | 20250923 |