| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1551.46 | USD | 20251105 |
| Shandong Jinling Chem | China national standards | MT | 1057.81 | USD | 20251105 |
| Shandong Langchem | China national standards | MT | 1262.32 | USD | 20251105 |
| Dongying Huatai Chem | China national standards | MT | 1057.81 | USD | 20251105 |
| Shandong Jinling Chem | China national standards | MT | 1057.81 | USD | 20251105 |
| Dongying Huatai Chem | China national standards | MT | 1057.81 | USD | 20251105 |
| Shandong Jinshenrun Chem | China national standards | MT | 1100.13 | USD | 20251105 |
| Shandong Yihe Chem | China national standards | MT | 987.29 | USD | 20251105 |
| Shandong Jinling Chem | China national standards | MT | 1078.97 | USD | 20251105 |
| Shandong Lifuda | China national standards | MT | 1078.97 | USD | 20251105 |