| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 1058.68 | USD | 20251029 |
| JS Yangnong Chem | China national standards | MT | 1693.89 | USD | 20251029 |
| Shandong Yihe Chem | China national standards | MT | 1552.73 | USD | 20251029 |
| Shandong Yihe Chem | China national standards | MT | 1552.73 | USD | 20251029 |
| Shandong Mingyu | China national standards | MT | 1806.48 | USD | 20251028 |
| Jinan Qi Mat | China national standards | MT | 1637.12 | USD | 20251028 |
| Shandong Mengkanda Chem | China national standards | MT | 1079.65 | USD | 20251028 |
| Shandong Langchem | China national standards | MT | 1174.21 | USD | 20251028 |
| Shandong Yeyang Chem | China national standards | MT | 1150.22 | USD | 20251028 |
| Shandong Hongyang Chem | China national standards | MT | 1129.05 | USD | 20251028 |