| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1125.86 | USD | 20250924 |
| Jinan Aochen Chem | China national standards | MT | 1097.71 | USD | 20250924 |
| Hubei 789 Chem | China national standards | MT | 774.03 | USD | 20250924 |
| Hubei 789 Chem | China national standards | MT | 774.03 | USD | 20250924 |
| Beijing WentongTech | China national standards | MT | 1069.56 | USD | 20250924 |
| Beijing WentongTech | China national standards | MT | 1069.56 | USD | 20250924 |
| Shanghai SKY Chem | China national standards | MT | 1104.75 | USD | 20250924 |
| UniTrend China | China national standards | MT | 1104.75 | USD | 20250924 |
| Baozhen Shandong Chem | China national standards | MT | 971.05 | USD | 20250924 |
| Shanxi Changlu Tech | China national standards | MT | 1083.64 | USD | 20250924 |