| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 985.12 | USD | 20250924 |
| Jinan Jinrihe Chem | China national standards | MT | 886.61 | USD | 20250924 |
| Jinan Jinrihe Chem | China national standards | MT | 886.61 | USD | 20250924 |
| Jinan Jinrihe Chem | China national standards | MT | 942.9 | USD | 20250924 |
| Jinan Jinrihe Chem | China national standards | MT | 942.9 | USD | 20250924 |
| Beijing WentongTech | China national standards | MT | 956.98 | USD | 20250924 |
| Beijing WentongTech | China national standards | MT | 956.98 | USD | 20250924 |
| Jinan Jinrihe Chem | China national standards | MT | 900.69 | USD | 20250924 |
| Jinan Jinrihe Chem | China national standards | MT | 900.69 | USD | 20250924 |
| Jinan Jinrihe Chem | China national standards | MT | 900.69 | USD | 20250924 |