| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Lianchem | China national standards | MT | 1191.31 | USD | 20250813 |
| Dongying Lianchem | China national standards | MT | 1191.31 | USD | 20250813 |
| Dongying Lianchem | China national standards | MT | 1166.08 | USD | 20250813 |
| Dongying Lianchem | China national standards | MT | 1164.97 | USD | 20250812 |
| Dongying Lianchem | China national standards | MT | 1190.18 | USD | 20250812 |
| Dongying Lianchem | China national standards | MT | 1165.18 | USD | 20250811 |
| Dongying Lianchem | China national standards | MT | 1165.56 | USD | 20250809 |
| Dongying Lianchem | China national standards | MT | 1190.78 | USD | 20250809 |
| Dongying Lianchem | China national standards | MT | 1165.56 | USD | 20250808 |
| Dongying Lianchem | China national standards | MT | 1190.78 | USD | 20250808 |