| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1197.64 | USD | 20251020 |
| Lihuayi Shandong | China national standards | MT | 1380.81 | USD | 20251020 |
| Shandong Aite Chem | China national standards | MT | 1225.82 | USD | 20251020 |
| Shandong Yuhuang Chem | China national standards | MT | 1366.72 | USD | 20251020 |
| Sinopec | China national standards | MT | 1225.82 | USD | 20251020 |
| Sinopec | China national standards | MT | 901.75 | USD | 20251020 |
| Wanhua Chem | China national standards | MT | 929.93 | USD | 20251020 |
| Lihuayi Shandong | China national standards | MT | 890.48 | USD | 20251020 |
| Sinopec | China national standards | MT | 901.75 | USD | 20251020 |
| Jinan Dezheng Chem | China national standards | MT | 890.48 | USD | 20251020 |