| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chem | China national standards | MT | 1933.74 | USD | 20251124 |
| Sinopec | China national standards | MT | 1147.54 | USD | 20251124 |
| Shandong Jinling Chem | China national standards | MT | 1100.96 | USD | 20251124 |
| Dongying Huatai Chem | China national standards | MT | 1086.85 | USD | 20251124 |
| Shandong Jinling Chem | China national standards | MT | 1122.14 | USD | 20251124 |
| Shandong Xingpeng Chem | China national standards | MT | 1058.2 | USD | 20251123 |
| Shandong Xingpeng Chem | China national standards | MT | 1114.64 | USD | 20251123 |
| Shandong Jinling Chem | China national standards | MT | 1086.42 | USD | 20251123 |
| Dongying Huatai Chem | China national standards | MT | 1086.42 | USD | 20251123 |
| Shandong Jinling Chem | China national standards | MT | 1128.75 | USD | 20251123 |