| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying HuataiChem | China national standards | MT | 1056.81 | USD | 20251016 |
| Dongying HuataiChem | China national standards | MT | 1056.81 | USD | 20251016 |
| Dongying HuataiChem | China national standards | MT | 1056.81 | USD | 20251016 |
| Shandong Yaowang Chem | China national standards | MT | 1108.25 | USD | 20251016 |
| Befar | China national standards | MT | 1127.27 | USD | 20251016 |
| Shandong Xingpeng Chem | China national standards | MT | 1077.95 | USD | 20251016 |
| Shandong Jinling Chem | China national standards | MT | 1028.63 | USD | 20251016 |
| Shandong Junfeng | China national standards | MT | 1197.72 | USD | 20251016 |
| Befar | China national standards | MT | 887.72 | USD | 20251016 |
| Wanhua Chem | China national standards | MT | 986.36 | USD | 20251016 |