| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 804.45 | USD | 20251028 |
| Luxi Chem | China national standards | MT | 769.17 | USD | 20251028 |
| Shandong Aite Chem | China national standards | MT | 1072.6 | USD | 20251028 |
| Shandong Aite Chem | China national standards | MT | 1114.94 | USD | 20251028 |
| Shandong Aite Chem | China national standards | MT | 1241.96 | USD | 20251028 |
| Shandong Aite Chem | China national standards | MT | 945.58 | USD | 20251028 |
| CNPC | China national standards | MT | 733.88 | USD | 20251028 |
| Luxi Chem | China national standards | MT | 733.88 | USD | 20251028 |
| Lihuayi Shandong | China national standards | MT | 733.88 | USD | 20251028 |
| Shandong Jiaen Chem | China national standards | MT | 959.69 | USD | 20251028 |