| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chem | China national standards | MT | 1032.74 | USD | 20251211 |
| Jinan Aochen Chem | China national standards | MT | 1018.59 | USD | 20251211 |
| Shandong Mingyu | China national standards | MT | 905.41 | USD | 20251211 |
| Jinan Jinrihe Chem | Industrial Grade | MT | 877.12 | USD | 20251211 |
| Jinan Jinrihe Chem | China national standards | MT | 792.24 | USD | 20251211 |
| Shandong Wells Chem | China national standards | MT | 735.65 | USD | 20251211 |
| Shandong Wells Chem | China national standards | MT | 735.65 | USD | 20251211 |
| Jinan Jinrihe Chem | China national standards | MT | 877.12 | USD | 20251211 |
| Jinan Jinrihe Chem | China national standards | MT | 877.12 | USD | 20251211 |
| Tongling Jintai Chem | China national standards | MT | 778.09 | USD | 20251211 |