| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 960.94 | USD | 20251208 |
| Lihuayi Shandong | China national standards | MT | 960.94 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 876.15 | USD | 20251208 |
| Lihuayi Shandong | China national standards | MT | 1059.86 | USD | 20251208 |
| Shandong Hongyang Chem | China national standards | MT | 1045.73 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 1081.06 | USD | 20251208 |
| Jinan Qi Mat | China national standards | MT | 975.07 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 932.68 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 862.02 | USD | 20251208 |
| Kunlun Daqing Petro | China national standards | MT | 1017.47 | USD | 20251208 |