| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1432.48 | USD | 20251110 |
| Shandong Zhenkun | China national standards | MT | 999.21 | USD | 20251110 |
| Shandong Zhenkun | China national standards | MT | 999.21 | USD | 20251110 |
| Shandong Jinmao | China national standards | MT | 1058.78 | USD | 20251109 |
| Dongying Huatai Chem | China national standards | MT | 1058.78 | USD | 20251109 |
| Shandong Jinshenrun Chem | China national standards | MT | 1101.14 | USD | 20251109 |
| Shandong Jinling Chem | China national standards | MT | 1058.78 | USD | 20251109 |
| Shandong Jinshenrun Chem | China national standards | MT | 1129.37 | USD | 20251109 |
| Shandong Yihe Chem | China national standards | MT | 988.2 | USD | 20251109 |
| Dongying Huatai Chem | China national standards | MT | 1058.78 | USD | 20251109 |