| Vendor | Spec | Unit | Price | Currency | Date |
| Zhengzhou Zerun | China national standards | MT | 1201.02 | USD | 20251209 |
| Hubei 789 Chem | Industrial Grade | MT | 777.13 | USD | 20251209 |
| Jiaozuo Minli | China national standards | MT | 1130.37 | USD | 20251209 |
| Zhengzhou Tianrui Grain | China national standards | MT | 1243.41 | USD | 20251209 |
| Jining Chaoda Mat | China national standards | MT | 989.08 | USD | 20251209 |
| Zibo Kunyu | China national standards | MT | 1031.47 | USD | 20251209 |
| Zhengzhou Zerun | China national standards | MT | 1201.18 | USD | 20251208 |
| Shandong RichBillows | China national standards | MT | 1314.23 | USD | 20251208 |
| Shandong RichBillows | China national standards | MT | 1187.04 | USD | 20251208 |
| DoFluoride NewMat | China national standards | MT | 1342.49 | USD | 20251208 |