| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinmao | China national standards | MT | 1298.96 | USD | 20251125 |
| Shandong Jinmao | China national standards | MT | 1115.41 | USD | 20251125 |
| Dongying Huatai Chem | China national standards | MT | 1101.29 | USD | 20251125 |
| Shandong Jinling Chem | China national standards | MT | 1115.41 | USD | 20251125 |
| Shandong LuoHeng Chem | China national standards | MT | 1934.32 | USD | 20251125 |
| Shandong Yihe Chem | China national standards | MT | 1080.11 | USD | 20251125 |
| Shandong Langchem | China national standards | MT | 1214.24 | USD | 20251125 |
| Shandong Langchem | China national standards | MT | 1256.6 | USD | 20251125 |
| Shandong Xima | China national standards | MT | 917.74 | USD | 20251125 |
| Dongying Huatai Chem | China national standards | MT | 1101.29 | USD | 20251125 |