| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 846.79 | USD | 20251118 |
| Shijiaz Bailong Chem | China national standards | MT | 846.79 | USD | 20251118 |
| Shandong Jinwen Chem | China national standards | MT | 853.84 | USD | 20251118 |
| Shandong Jinwen Chem | China national standards | MT | 853.84 | USD | 20251118 |
| Shandong QiFa Chem | China national standards | MT | 889.13 | USD | 20251118 |
| Jinan Angxin Chem | China national standards | MT | 776.22 | USD | 20251118 |
| Jinan Aochen Chem | China national standards | MT | 846.79 | USD | 20251118 |
| Changzhou Qidi Chem | China national standards | MT | 726.83 | USD | 20251118 |
| Shandong Langchem | China national standards | MT | 889.13 | USD | 20251118 |
| Jinan Aochen Chem | China national standards | MT | 846.79 | USD | 20251118 |