| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 648.35 | USD | 20251017 |
| Hubei 789 Chem | China national standards | MT | 916.15 | USD | 20251017 |
| Hubei 789 Chem | China national standards | MT | 916.15 | USD | 20251017 |
| Jinan Pulaihua Chem | China national standards | MT | 1113.48 | USD | 20251017 |
| Jinan Pulaihua Chem | China national standards | MT | 1113.48 | USD | 20251017 |
| Hunan Qilu Tech | China national standards | MT | 986.62 | USD | 20251017 |
| Shandong Wells Chem | China national standards | MT | 930.25 | USD | 20251017 |
| Shandong Wells Chem | China national standards | MT | 930.25 | USD | 20251017 |
| Jinan Jinrihe Chem | Industrial Grade | MT | 761.11 | USD | 20251017 |
| Jinan Jinrihe Chem | China national standards | MT | 789.3 | USD | 20251017 |