| Vendor | Spec | Unit | Price | Currency | Date |
| Henan LanenChem | China national standards | MT | 236.6 | USD | 20251013 |
| Henan LanenChem | China national standards | MT | 177.45 | USD | 20251013 |
| Henan Shunzhibang | China national standards | MT | 253.5 | USD | 20251013 |
| Henan Shunzhibang | China national standards | MT | 267.58 | USD | 20251013 |
| Henan Shunzhibang | China national standards | MT | 239.41 | USD | 20251013 |
| Wuhan Hengjiu Chem | China national standards | MT | 183.08 | USD | 20251013 |
| Wuhan Hengjiu Chem | China national standards | MT | 205.61 | USD | 20251013 |
| Wuhan Hengjiu Chem | China national standards | MT | 232.37 | USD | 20251013 |
| Anhui Haozhan Tech | China national standards | MT | 211.25 | USD | 20251013 |
| Jinan Jinrihe Chem | China national standards | MT | 169.0 | USD | 20251013 |