| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1552.44 | USD | 20251028 |
| Dongying Huatai Chem | China national standards | MT | 1100.82 | USD | 20251028 |
| Dongying Huatai Chem | China national standards | MT | 1100.82 | USD | 20251028 |
| Shandong Yeyang Chem | China national standards | MT | 1100.82 | USD | 20251028 |
| Shandong Hongyang Chem | China national standards | MT | 1432.48 | USD | 20251028 |
| Shandong Yihe Chem | China national standards | MT | 987.92 | USD | 20251028 |
| Shandong Zhenkun | China national standards | MT | 999.21 | USD | 20251028 |
| Shandong LuoHeng Chem | China national standards | MT | 1933.5 | USD | 20251028 |
| Shandong Jinling Chem | China national standards | MT | 1100.82 | USD | 20251028 |
| Shandong Yeyang Chem | China national standards | MT | 1256.07 | USD | 20251028 |