| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 1114.56 | USD | 20251031 |
| Shandong Aite Chem | China national standards | MT | 1481.38 | USD | 20251031 |
| Dongying Huatai Chem | China national standards | MT | 1100.45 | USD | 20251031 |
| Shandong Junfeng | China national standards | MT | 1058.13 | USD | 20251031 |
| Shandong Aite Chem | China national standards | MT | 1453.16 | USD | 20251031 |
| Nanjing Baitu Chem | China national standards | MT | 1481.38 | USD | 20251031 |
| Jinan Aochen Chem | China national standards | MT | 1551.92 | USD | 20251031 |
| Shandong Mengkanda Chem | China national standards | MT | 1001.69 | USD | 20251031 |
| Shandong Xingpeng Chem | China national standards | MT | 1058.13 | USD | 20251031 |
| Shandong Jinling Chem | China national standards | MT | 1100.45 | USD | 20251031 |