| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhongke Taihua | China national standards | MT | 943.02 | USD | 20251011 |
| Jinan Jinrihe Chem | China national standards | MT | 731.9 | USD | 20251011 |
| Jinan Jinrihe Chem | China national standards | MT | 731.9 | USD | 20251011 |
| Jinan Jinrihe Chem | China national standards | MT | 731.9 | USD | 20251011 |
| Zibo Qixiang Chem | China national standards | MT | 731.9 | USD | 20251011 |
| Jinan Jinrihe Chem | China national standards | MT | 731.9 | USD | 20251011 |
| Jinan Jinrihe Chem | China national standards | MT | 731.9 | USD | 20251011 |
| Jinan Jinrihe Chem | China national standards | MT | 717.82 | USD | 20251011 |
| Jinan Jinrihe Chem | China national standards | MT | 717.82 | USD | 20251011 |
| Jinan Jinrihe Chem | China national standards | MT | 717.82 | USD | 20251011 |