| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1549.99 | USD | 20251016 |
| Dongying Huatai Chem | China national standards | MT | 1479.54 | USD | 20251016 |
| Shandong Mengkanda Chem | China national standards | MT | 1000.45 | USD | 20251016 |
| Shandong Xima | China national standards | MT | 915.91 | USD | 20251016 |
| Shandong Qiangsen Chem | China national standards | MT | 1113.18 | USD | 20251016 |
| Shandong Yihe Chem | China national standards | MT | 986.36 | USD | 20251016 |
| Shandong Jinling Chem | China national standards | MT | 1120.22 | USD | 20251016 |
| Shandong Yeyang Chem | China national standards | MT | 1113.18 | USD | 20251016 |
| Shandong Yeyang Chem | China national standards | MT | 1099.09 | USD | 20251016 |
| Shandong Yeyang Chem | China national standards | MT | 1113.18 | USD | 20251016 |