| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 353.68 | USD | 20251211 |
| Zhangzhou Sanan Chem | China national standards | MT | 466.85 | USD | 20251211 |
| Shandong Hongyang Chem | China national standards | MT | 438.56 | USD | 20251211 |
| Aite Zhejiang | China national standards | MT | 1032.74 | USD | 20251211 |
| Aite Zhejiang | China national standards | MT | 537.59 | USD | 20251211 |
| Shanghai Guoke | China national standards | MT | 587.1 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 403.19 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 403.19 | USD | 20251211 |
| Shandong Zhenkun | 90% | MT | 396.12 | USD | 20251211 |
| Shandong Zhenkun | 90% | MT | 396.12 | USD | 20251211 |