| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 888.51 | USD | 20251120 |
| Changzhou Guoshun Chem | China national standards | MT | 1128.27 | USD | 20251120 |
| Shandong Hanyue Chem | China national standards | MT | 705.17 | USD | 20251120 |
| Hubei 789 Chem | China national standards | MT | 987.24 | USD | 20251120 |
| Shandong Hanyue Chem | China national standards | MT | 705.17 | USD | 20251120 |
| Hubei 789 Chem | China national standards | MT | 987.24 | USD | 20251120 |
| Shandong Hanyue Chem | China national standards | MT | 705.17 | USD | 20251120 |
| Shandong Hanyue Chem | China national standards | MT | 705.17 | USD | 20251120 |
| Changzhou Guoshun Chem | China national standards | MT | 1692.41 | USD | 20251120 |
| Shandong Shuojia Chem | China national standards | MT | 726.32 | USD | 20251120 |