| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1450.32 | USD | 20250912 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1478.17 | USD | 20250911 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1464.09 | USD | 20250911 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1450.01 | USD | 20250911 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 1463.51 | USD | 20250910 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1477.58 | USD | 20250910 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1449.44 | USD | 20250910 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1450.54 | USD | 20250909 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1478.71 | USD | 20250909 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1450.54 | USD | 20250909 |