| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1192.78 | USD | 20251029 |
| Sinopec | China national standards | MT | 1227.84 | USD | 20251028 |
| Shandong Yuhuang Chem | China national standards | MT | 1368.97 | USD | 20251028 |
| Lihuayi Shandong | China national standards | MT | 1383.09 | USD | 20251028 |
| Shandong Aite Chem | China national standards | MT | 1199.62 | USD | 20251028 |
| Jinan Qi Mat | China national standards | MT | 882.07 | USD | 20251028 |
| Shaanxi Yanchang Petro | China national standards | MT | 882.07 | USD | 20251028 |
| Jinan Qi Mat | China national standards | MT | 882.07 | USD | 20251028 |
| Sinopec | China national standards | MT | 1249.01 | USD | 20251028 |
| Lihuayi Shandong | China national standards | MT | 1246.19 | USD | 20251028 |