| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Sinopec | China national standards | MT | USD | 20260428 | |
| Lihuayi Shandong | China national standards | MT | USD | 20260428 | |
| Jinan Qi Mat | China national standards | MT | USD | 20260428 | |
| Shandong Aite Chem | China national standards | MT | USD | 20260428 | |
| Shandong Jiaen Chem | China national standards | MT | USD | 20260428 | |
| Weifang Yixin Chem | China national standards | MT | USD | 20260428 | |
| Hubei 789 Chem | China national standards | MT | USD | 20260428 | |
| Shandong Dingsheng Ruihe | China national standards | MT | USD | 20260428 | |
| Jinan Zesheng | China national standards | MT | USD | 20260428 | |
| Shandong Shuojia Chem | China national standards | MT | USD | 20260428 |