| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 773.49 | USD | 20250922 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 773.49 | USD | 20250922 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 914.13 | USD | 20250922 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 773.49 | USD | 20250922 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 773.49 | USD | 20250922 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 829.75 | USD | 20250922 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 829.75 | USD | 20250922 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 787.56 | USD | 20250922 |
| Shandong Hongshuo Chemical Technology Co., Ltd. | China national standards | MT | 815.68 | USD | 20250922 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 759.43 | USD | 20250922 |