| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1194.36 | USD | 20251205 |
| Shandong Jinwen Chem | China national standards | MT | 1201.43 | USD | 20251205 |
| Shandong Qiangsen Chem | China national standards | MT | 1045.95 | USD | 20251205 |
| Lihuayi Shandong | China national standards | MT | 989.41 | USD | 20251205 |
| Lihuayi Shandong | China national standards | MT | 1031.82 | USD | 20251205 |
| Changzhou Juyun Mat | China national standards | MT | 1356.91 | USD | 20251205 |
| Sinopec | China national standards | MT | 890.47 | USD | 20251205 |
| Changzhou Qidi Chem | China national standards | MT | 1356.91 | USD | 20251205 |
| Shandong Laya Chem | China national standards | MT | 975.28 | USD | 20251205 |
| Shandong Langchem | China national standards | MT | 1335.71 | USD | 20251205 |