| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima | China national standards | MT | 917.74 | USD | 20251125 |
| Dongying Huatai Chem | China national standards | MT | 1101.29 | USD | 20251125 |
| Dongying Huatai Chem | China national standards | MT | 1101.29 | USD | 20251125 |
| Shandong Laya Chem | China national standards | MT | 974.22 | USD | 20251125 |
| Dongying Huatai Chem | China national standards | MT | 1101.29 | USD | 20251125 |
| Jinan Aochen Chem | China national standards | MT | 1553.1 | USD | 20251125 |
| Jinan Aochen Chem | China national standards | MT | 1553.1 | USD | 20251125 |
| Dongying Huatai Chem | China national standards | MT | 1101.29 | USD | 20251125 |
| Dongying Huatai Chem | China national standards | MT | 1115.41 | USD | 20251125 |
| Shandong Jinling Chem | China national standards | MT | 1129.53 | USD | 20251125 |