| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 352.78 | USD | 20251111 |
| Shandong Langchem | China national standards | MT | 381.0 | USD | 20251111 |
| Shandong Langchem | China national standards | MT | 359.83 | USD | 20251111 |
| Jinan Pulaihua Chem | China national standards | MT | 282.22 | USD | 20251111 |
| Jinan Pulaihua Chem | China national standards | MT | 338.67 | USD | 20251111 |
| Luxi Chem | China national standards | MT | 338.67 | USD | 20251111 |
| Shandong Jinling Chem | China national standards | MT | 381.0 | USD | 20251111 |
| Jinan Pulaihua Chem | China national standards | MT | 381.0 | USD | 20251111 |
| Luxi Chem | China national standards | MT | 268.11 | USD | 20251111 |
| Shandong Jinling Chem | China national standards | MT | 268.11 | USD | 20251111 |