| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.1 | USD | 20250926 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 758.94 | USD | 20250926 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 780.02 | USD | 20250926 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 744.88 | USD | 20250926 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 780.02 | USD | 20250926 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.1 | USD | 20250926 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.1 | USD | 20250926 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 787.05 | USD | 20250926 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 787.05 | USD | 20250926 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 744.88 | USD | 20250926 |