| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1044.96 | USD | 20251117 |
| Shandong Hongyang Chem | China national standards | MT | 896.69 | USD | 20251117 |
| Zibo Lishuo Chem | China national standards | MT | 847.27 | USD | 20251117 |
| Zibo Lishuo Chem | China national standards | MT | 847.27 | USD | 20251117 |
| Jinan Jinhao Chem | China national standards | MT | 1115.57 | USD | 20251117 |
| Shandong Mingyu | China national standards | MT | 861.39 | USD | 20251117 |
| Shandong Mingyu | China national standards | MT | 861.39 | USD | 20251117 |
| Shandong Qiangsen Chem | China national standards | MT | 819.02 | USD | 20251117 |
| Shandong Yeyang Chem | China national standards | MT | 790.78 | USD | 20251117 |
| Shandong Yeyang Chem | China national standards | MT | 819.02 | USD | 20251117 |