| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | China national standards | MT | 281.5 | USD | 20251010 |
| Hubei 789 Chem | China national standards | MT | 281.29 | USD | 20251009 |
| Hubei 789 Chem | China national standards | MT | 281.29 | USD | 20251009 |
| Hubei 789 Chem | Industrial Grade | MT | 281.29 | USD | 20251009 |
| Hubei 789 Chem | Industrial Grade | MT | 281.29 | USD | 20251009 |
| Hubei 789 Chem | Industrial Grade | MT | 281.47 | USD | 20250930 |
| Hubei 789 Chem | Industrial Grade | MT | 281.47 | USD | 20250930 |
| Hubei 789 Chem | China national standards | MT | 281.47 | USD | 20250930 |
| Hubei 789 Chem | China national standards | MT | 281.47 | USD | 20250930 |
| Hubei 789 Chem | Industrial Grade | MT | 281.34 | USD | 20250929 |