| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.62 | USD | 20250922 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 787.56 | USD | 20250922 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 703.18 | USD | 20250922 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 703.18 | USD | 20250922 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 773.49 | USD | 20250922 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 815.68 | USD | 20250922 |
| Shandong Wonfull Petrochemical Group Co., Ltd. | China national standards | MT | 815.68 | USD | 20250922 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 801.62 | USD | 20250922 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 773.49 | USD | 20250922 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 773.49 | USD | 20250922 |