| Vendor | Spec | Unit | Price | Currency | Date |
| Shanxi Changlu Tech | China national standards | MT | 1082.95 | USD | 20251009 |
| Baozhen Shandong Chem | China national standards | MT | 1097.02 | USD | 20251009 |
| Beijing WentongTech | China national standards | MT | 1097.02 | USD | 20251009 |
| Baozhen Shandong Chem | China national standards | MT | 1097.02 | USD | 20251009 |
| Baozhen Shandong Chem | China national standards | MT | 970.44 | USD | 20251009 |
| Baozhen Shandong Chem | China national standards | MT | 970.44 | USD | 20251009 |
| Baozhen Shandong Chem | China national standards | MT | 970.44 | USD | 20251009 |
| Baozhen Shandong Chem | China national standards | MT | 1097.02 | USD | 20251009 |
| Baozhen Shandong Chem | China national standards | MT | 1097.02 | USD | 20251009 |
| Baozhen Shandong Chem | China national standards | MT | 970.44 | USD | 20251009 |