| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Shandong Chem | China national standards | MT | 1097.74 | USD | 20250930 |
| Baozhen Shandong Chem | China national standards | MT | 971.08 | USD | 20250930 |
| Baozhen Shandong Chem | China national standards | MT | 1097.74 | USD | 20250930 |
| Baozhen Shandong Chem | China national standards | MT | 971.08 | USD | 20250930 |
| Baozhen Shandong Chem | China national standards | MT | 971.08 | USD | 20250930 |
| Baozhen Shandong Chem | China national standards | MT | 971.08 | USD | 20250930 |
| Baozhen Shandong Chem | China national standards | MT | 1097.74 | USD | 20250930 |
| Beijing WentongTech | China national standards | MT | 1097.74 | USD | 20250930 |
| Baozhen Shandong Chem | China national standards | MT | 1097.74 | USD | 20250930 |
| Shanxi Changlu Tech | China national standards | MT | 1083.67 | USD | 20250930 |