| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1198.04 | USD | 20251017 |
| Shandong Aite Chem | China national standards | MT | 1141.67 | USD | 20251017 |
| Shandong Aite Chem | China national standards | MT | 1141.67 | USD | 20251017 |
| Shandong Aite Chem | China national standards | MT | 1141.67 | USD | 20251017 |
| Shandong Jinling Chem | China national standards | MT | 1141.67 | USD | 20251017 |
| Shandong Aite Chem | China national standards | MT | 1141.67 | USD | 20251017 |
| Shandong Aite Chem | China national standards | MT | 1268.52 | USD | 20251017 |
| Shandong Yeyang Chem | China national standards | MT | 1240.33 | USD | 20251017 |
| Shandong Zhiheng | China national standards | MT | 1127.57 | USD | 20251017 |
| Shandong Zhiheng | China national standards | MT | 1127.57 | USD | 20251017 |