| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1082.89 | USD | 20250922 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 991.48 | USD | 20250922 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 759.43 | USD | 20250922 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 759.43 | USD | 20250922 |
| Kellin Chemicals (Zhangjiagang) Co., Ltd. | China national standards | MT | 759.43 | USD | 20250922 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 759.43 | USD | 20250922 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 843.81 | USD | 20250922 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1350.1 | USD | 20250922 |
| Shandong River Chemical Co., Ltd. | China national standards | MT | 787.56 | USD | 20250922 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 794.59 | USD | 20250922 |