| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 719.31 | USD | 20251105 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 705.21 | USD | 20251105 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 789.83 | USD | 20251105 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 747.52 | USD | 20251105 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.9 | USD | 20251104 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 754.74 | USD | 20251104 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 740.64 | USD | 20251104 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 740.64 | USD | 20251104 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 754.74 | USD | 20251104 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 733.58 | USD | 20251104 |