| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 691.85 | USD | 20251114 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 741.26 | USD | 20251114 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 741.26 | USD | 20251114 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.16 | USD | 20251114 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 741.26 | USD | 20251114 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 945.99 | USD | 20251114 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 748.32 | USD | 20251114 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 734.2 | USD | 20251114 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 720.08 | USD | 20251114 |
| Tangshan Hua Yi Industrial Co., Ltd. | China national standards | MT | 889.52 | USD | 20251114 |