| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1431.9 | USD | 20251104 |
| Shandong Jinling | China national standards | MT | 1128.59 | USD | 20251104 |
| Dongying Huatai Chem | China national standards | MT | 1058.05 | USD | 20251104 |
| Shandong Aite Chem | China national standards | MT | 1453.06 | USD | 20251104 |
| Shandong Langchem | China national standards | MT | 1396.63 | USD | 20251104 |
| Shandong Xingpeng Chem | China national standards | MT | 1114.48 | USD | 20251104 |
| Shandong Aite Chem | China national standards | MT | 1481.27 | USD | 20251104 |
| Shandong Aite Chem | China national standards | MT | 1551.81 | USD | 20251104 |
| Shandong Zhenkun | China national standards | MT | 998.8 | USD | 20251104 |
| Shandong Zhenkun | China national standards | MT | 998.8 | USD | 20251104 |