| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chem | China national standards | MT | 719.69 | USD | 20251030 |
| Shandong Yushuo Chem | China national standards | MT | 747.91 | USD | 20251030 |
| Zibo Qixiang Chem | China national standards | MT | 846.69 | USD | 20251030 |
| Shandong Yushuo Chem | China national standards | MT | 747.91 | USD | 20251030 |
| Jinan Jinrihe Chem | China national standards | MT | 719.69 | USD | 20251030 |
| Jinan Jinrihe Chem | China national standards | MT | 705.58 | USD | 20251030 |
| Shandong Xima | China national standards | MT | 705.58 | USD | 20251030 |
| Shandong Qiangsen Chem | China national standards | MT | 804.36 | USD | 20251030 |
| Shandong Jinwen Chem | China national standards | MT | 853.75 | USD | 20251030 |
| Shandong Jinwen Chem | China national standards | MT | 853.75 | USD | 20251030 |