| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 843.27 | USD | 20250928 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 737.86 | USD | 20250928 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 702.72 | USD | 20250928 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 744.88 | USD | 20250928 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.1 | USD | 20250928 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.1 | USD | 20250928 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 744.88 | USD | 20250928 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 850.29 | USD | 20250928 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 850.29 | USD | 20250928 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 702.72 | USD | 20250928 |