| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Huatai Chem | China national standards | MT | 1101.14 | USD | 20251107 |
| Shandong Jinling | China national standards | MT | 1383.48 | USD | 20251107 |
| Shandong Yeyang Chem | China national standards | MT | 1101.14 | USD | 20251107 |
| Shandong Hongyang Chem | China national standards | MT | 1432.89 | USD | 20251107 |
| Shandong Yeyang Chem | China national standards | MT | 1256.42 | USD | 20251107 |
| Shandong Zhenkun | China national standards | MT | 999.49 | USD | 20251107 |
| Aite Zhejiang | China national standards | MT | 1298.77 | USD | 20251107 |
| Aite Zhejiang | China national standards | MT | 1298.77 | USD | 20251107 |
| Shandong Jinling | China national standards | MT | 1383.48 | USD | 20251107 |
| Shandong Jinling Chem | China national standards | MT | 1115.25 | USD | 20251107 |