| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 1567.93 | USD | 20251202 |
| Shandong Yuxuan Chem | China national standards | MT | 1822.19 | USD | 20251202 |
| Jiangsu Yingte Chem | China national standards | MT | 1144.16 | USD | 20251202 |
| Dongying Lianchem | China national standards | MT | 1201.26 | USD | 20251201 |
| Shandong Junfeng | China national standards | MT | 918.61 | USD | 20251201 |
| Shandong Yeyang Chem | China national standards | MT | 1144.73 | USD | 20251201 |
| Jiangsu Haixing Chem | China national standards | MT | 1271.92 | USD | 20251201 |
| Dongying Lianchem | China national standards | MT | 1201.26 | USD | 20251201 |
| Shandong Hongyang Chem | China national standards | MT | 1130.6 | USD | 20251201 |
| Shandong Hongyang Chem | China national standards | MT | 1130.6 | USD | 20251201 |