| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1256.62 | USD | 20251115 |
| Shandong Yeyang Chem | China national standards | MT | 1101.31 | USD | 20251115 |
| Shandong Langchem | China national standards | MT | 1256.62 | USD | 20251115 |
| Shandong LuoHeng Chem | China national standards | MT | 1934.35 | USD | 20251115 |
| Aite Zhejiang | China national standards | MT | 1298.98 | USD | 20251115 |
| Shandong Langchem | China national standards | MT | 1263.68 | USD | 20251115 |
| Shandong Yeyang Chem | China national standards | MT | 1115.43 | USD | 20251115 |
| Shandong Jinmao | China national standards | MT | 1058.95 | USD | 20251115 |
| Shandong Yihe Chem | China national standards | MT | 1080.13 | USD | 20251115 |
| Dongying Huatai Chem | China national standards | MT | 1058.95 | USD | 20251115 |