| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 1608.67 | USD | 20251111 |
| Shandong Shuojia Chem | China national standards | MT | 1566.34 | USD | 20251111 |
| Shandong Mingyu | China national standards | MT | 1806.23 | USD | 20251111 |
| Shandong Shuojia Chem | China national standards | MT | 1566.34 | USD | 20251111 |
| Shandong Yushuo Chem | China national standards | MT | 1608.67 | USD | 20251111 |
| Jinan Aochen Chem | China national standards | MT | 1270.0 | USD | 20251111 |
| Qingdao Shengze Chem | China national standards | MT | 1651.0 | USD | 20251111 |
| Shandong Shuojia Chem | China national standards | MT | 1566.34 | USD | 20251111 |
| Dongying Hebang Chem | China national standards | MT | 1354.67 | USD | 20251111 |
| Shandong Yuxuan Chem | China national standards | MT | 1834.45 | USD | 20251111 |