| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | Industrial Grade | MT | 875.38 | USD | 20251125 |
| Jinan Jinrihe Chem | China national standards | MT | 790.67 | USD | 20251125 |
| Shandong Wells Chem | China national standards | MT | 734.19 | USD | 20251125 |
| Jinan Jinrihe Chem | China national standards | MT | 875.38 | USD | 20251125 |
| Shandong Jinwen Chem | China national standards | MT | 847.15 | USD | 20251125 |
| Shandong Langchem | China national standards | MT | 847.15 | USD | 20251125 |
| Shandong Langchem | China national standards | MT | 945.98 | USD | 20251125 |
| Nanjing Baitu Chem | China national standards | MT | 818.91 | USD | 20251125 |
| Nanjing Baitu Chem | China national standards | MT | 903.62 | USD | 20251125 |
| Shandong Langchem | China national standards | MT | 938.92 | USD | 20251125 |