| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chem | China national standards | MT | 956.37 | USD | 20251009 |
| Nanjing Waien Chem | China national standards | MT | 963.4 | USD | 20251009 |
| Shandong Fusheng | China national standards | MT | 1097.02 | USD | 20251009 |
| Shandong Fusheng | China national standards | MT | 886.05 | USD | 20251009 |
| Shandong Xima | China national standards | MT | 871.99 | USD | 20251009 |
| Shandong Qiangsen Chem | China national standards | MT | 886.05 | USD | 20251009 |
| Shandong Qiangsen Chem | China national standards | MT | 886.05 | USD | 20251009 |
| Shandong Qiangsen Chem | China national standards | MT | 886.05 | USD | 20251009 |
| Shandong Qiangsen Chem | China national standards | MT | 886.05 | USD | 20251009 |
| Shandong Yihe Chem | China national standards | MT | 1265.79 | USD | 20251009 |