| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 847.78 | USD | 20251209 |
| Shijiaz Bailong Chem | China national standards | MT | 812.46 | USD | 20251209 |
| Tongling ChemInd | China national standards | MT | 784.3 | USD | 20251208 |
| Shijiaz Bailong Chem | China national standards | MT | 812.56 | USD | 20251208 |
| Lihuayi Shandong | China national standards | MT | 1031.6 | USD | 20251208 |
| Shijiaz Bailong Chem | China national standards | MT | 1031.6 | USD | 20251208 |
| Shandong Hongxin Chem | China national standards | MT | 1031.6 | USD | 20251208 |
| Hubei 789 Chem | China national standards | MT | 989.2 | USD | 20251208 |
| Panjin Read Chem | China national standards | MT | 1031.6 | USD | 20251208 |
| Henan Zihe | China national standards | MT | 763.1 | USD | 20251208 |