| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem | China national standards | MT | 260.36 | USD | 20250930 |
| Shanghai SKY Chem | China national standards | MT | 194.22 | USD | 20250930 |
| Shanghai SKY Chem | China national standards | MT | 194.22 | USD | 20250930 |
| Shanghai SKY Chem | China national standards | MT | 194.22 | USD | 20250930 |
| Henan Qingmai Tech | China national standards | MT | 239.25 | USD | 20250930 |
| Hubei 789 Chem | China national standards | MT | 253.32 | USD | 20250930 |
| Hubei 789 Chem | China national standards | MT | 253.32 | USD | 20250930 |
| Henan Shunzhibang | China national standards | MT | 253.32 | USD | 20250930 |
| Henan Shunzhibang | China national standards | MT | 267.4 | USD | 20250930 |
| Henan Shunzhibang | China national standards | MT | 239.25 | USD | 20250930 |