| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuanhe Chem | China national standards | MT | 1270.59 | USD | 20251112 |
| Shandong Yushuo Chem | China national standards | MT | 1609.42 | USD | 20251112 |
| Shandong Yushuo Chem | China national standards | MT | 1567.07 | USD | 20251112 |
| Hunan JinyuChem | China national standards | MT | 1602.36 | USD | 20251112 |
| Shandong Langchem | China national standards | MT | 1174.59 | USD | 20251112 |
| Dongying Lianchem | China national standards | MT | 1200.01 | USD | 20251112 |
| Shandong Yihe Chem | China national standards | MT | 1623.54 | USD | 20251112 |
| JS Yangnong Chem | China national standards | MT | 854.12 | USD | 20251112 |
| Shandong Yushuo Chem | China national standards | MT | 1567.07 | USD | 20251112 |
| Shandong Mingyu | China national standards | MT | 1807.07 | USD | 20251112 |