| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1030.69 | USD | 20251125 |
| Wanhua Chem | China national standards | MT | 1073.05 | USD | 20251125 |
| Wanhua Chem | China national standards | MT | 1073.05 | USD | 20251125 |
| Shandong Qiangsen Chem | China national standards | MT | 818.91 | USD | 20251125 |
| Wanhua Yantai | China national standards | MT | 790.67 | USD | 20251125 |
| Zibo Lishuo Chem | China national standards | MT | 847.15 | USD | 20251125 |
| Sinopec | China national standards | MT | 790.67 | USD | 20251125 |
| Sinopec | China national standards | MT | 790.67 | USD | 20251125 |
| Sinopec | China national standards | MT | 790.67 | USD | 20251125 |
| Sinopec | China national standards | MT | 790.67 | USD | 20251125 |