| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 937.54 | USD | 20251021 |
| Shandong Langchem | China national standards | MT | 902.3 | USD | 20251021 |
| Shandong Wells Chem | China national standards | MT | 909.35 | USD | 20251021 |
| Shandong Langchem | Industrial Grade | MT | 909.35 | USD | 20251021 |
| Shandong Langchem | China national standards | MT | 944.59 | USD | 20251021 |
| Shandong Langchem | China national standards | MT | 845.9 | USD | 20251021 |
| Shandong Fusheng | China national standards | MT | 845.9 | USD | 20251021 |
| Shandong Fusheng | Industrial Grade | MT | 902.3 | USD | 20251021 |
| Shandong Fusheng | China national standards | MT | 902.3 | USD | 20251021 |
| Shandong Zhiheng | China national standards | MT | 1015.09 | USD | 20251021 |