| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1870.45 | USD | 20250922 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 843.81 | USD | 20250922 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1336.03 | USD | 20250922 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1786.07 | USD | 20250922 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1125.08 | USD | 20250922 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1715.75 | USD | 20250922 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 1075.86 | USD | 20250922 |
| Weifang Yixin Chemical Co., Ltd. | China national standards | MT | 1757.94 | USD | 20250922 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1434.48 | USD | 20250922 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1336.03 | USD | 20250922 |