| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 450.17 | USD | 20250918 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 569.74 | USD | 20250918 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 450.17 | USD | 20250918 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 661.18 | USD | 20250918 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 492.37 | USD | 20250918 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 492.77 | USD | 20250916 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 570.21 | USD | 20250916 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 563.17 | USD | 20250916 |