| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.2 | USD | 20251107 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 748.21 | USD | 20251107 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 719.97 | USD | 20251107 |
| Tangshan Hua Yi Industrial Co., Ltd. | China national standards | MT | 889.38 | USD | 20251107 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 945.85 | USD | 20251107 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 945.85 | USD | 20251107 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 847.03 | USD | 20251107 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 719.97 | USD | 20251107 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 790.56 | USD | 20251107 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 847.03 | USD | 20251107 |