| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1255.64 | USD | 20251101 |
| Shandong Langchem | China national standards | MT | 1262.7 | USD | 20251101 |
| Shandong Jinling | China national standards | MT | 1382.62 | USD | 20251101 |
| Shandong Aite Chem | China national standards | MT | 1481.38 | USD | 20251101 |
| Aite Zhejiang | China national standards | MT | 1297.97 | USD | 20251101 |
| Shandong Aite Chem | China national standards | MT | 1551.92 | USD | 20251101 |
| Shandong Jinmao | China national standards | MT | 1297.97 | USD | 20251101 |
| Shandong Yeyang Chem | China national standards | MT | 1255.64 | USD | 20251101 |
| Shandong Aite Chem | China national standards | MT | 1453.16 | USD | 20251101 |
| Shandong Aite Chem | China national standards | MT | 1156.88 | USD | 20251101 |