| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | Industrial Grade | MT | 911.54 | USD | 20251201 |
| Shandong Langchem | China national standards | MT | 939.81 | USD | 20251201 |
| Shandong Langchem | China national standards | MT | 904.48 | USD | 20251201 |
| Shandong Wells Chem | China national standards | MT | 911.54 | USD | 20251201 |
| Shandong Langchem | China national standards | MT | 946.88 | USD | 20251201 |
| Shandong Langchem | China national standards | MT | 847.95 | USD | 20251201 |
| Shandong Jinwen Chem | China national standards | MT | 847.95 | USD | 20251201 |
| Shanghai Lanyan | China national standards | MT | 1342.59 | USD | 20251201 |
| Wuhan Hengjiu Chem | China national standards | MT | 805.55 | USD | 20251201 |
| Hubei 789 Chem | China national standards | MT | 918.61 | USD | 20251201 |