| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing WentongTech | China national standards | MT | 1072.22 | USD | 20251027 |
| Beijing WentongTech | China national standards | MT | 1072.22 | USD | 20251027 |
| Jinan Jinrihe Chem | China national standards | MT | 917.03 | USD | 20251027 |
| Jinan Jinrihe Chem | China national standards | MT | 902.92 | USD | 20251027 |
| Jinan Jinrihe Chem | China national standards | MT | 902.92 | USD | 20251027 |
| Beijing WentongTech | China national standards | MT | 959.35 | USD | 20251027 |
| Jinan Jinrihe Chem | China national standards | MT | 945.25 | USD | 20251027 |
| Jinan Jinrihe Chem | China national standards | MT | 888.81 | USD | 20251027 |
| Jinan Jinrihe Chem | China national standards | MT | 902.92 | USD | 20251027 |
| Wuhan Hengjiu Chem | China national standards | MT | 1001.68 | USD | 20251027 |