| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1483.91 | USD | 20251201 |
| Shandong Aite Chem | China national standards | MT | 1554.57 | USD | 20251201 |
| Shandong Aite Chem | China national standards | MT | 1455.65 | USD | 20251201 |
| Shandong Xima | China national standards | MT | 918.61 | USD | 20251201 |
| Dongying Huatai Chem | China national standards | MT | 1102.33 | USD | 20251201 |
| Shandong Aite Chem | China national standards | MT | 1483.91 | USD | 20251201 |
| Shandong Jinling Chem | China national standards | MT | 1144.73 | USD | 20251201 |
| Xiamen Yudeshun Chem | China national standards | MT | 1681.76 | USD | 20251201 |
| Xiamen Yudeshun Chem | China national standards | MT | 1554.57 | USD | 20251201 |
| Shandong Jinling | China national standards | MT | 1137.66 | USD | 20251201 |