| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Lianchem | China national standards | MT | 1199.48 | USD | 20251030 |
| Dongying Lianchem | China national standards | MT | 1198.57 | USD | 20251023 |
| Dongying Lianchem | China national standards | MT | 1197.96 | USD | 20251022 |
| Dongying Lianchem | China national standards | MT | 1197.64 | USD | 20251020 |
| Dongying Lianchem | China national standards | MT | 1198.04 | USD | 20251018 |
| Dongying Lianchem | China national standards | MT | 1197.27 | USD | 20251015 |
| Dongying Lianchem | China national standards | MT | 1196.83 | USD | 20251014 |
| Dongying Lianchem | China national standards | MT | 1196.37 | USD | 20251010 |
| Dongying Lianchem | China national standards | MT | 1170.15 | USD | 20251009 |
| Dongying Lianchem | China national standards | MT | 1195.47 | USD | 20251009 |