| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Huatai Chem | China national standards | MT | 1099.38 | USD | 20251017 |
| Shandong Jinmao | China national standards | MT | 1099.38 | USD | 20251017 |
| Shandong Jinling Chem | China national standards | MT | 1099.38 | USD | 20251017 |
| Dongying Huatai Chem | China national standards | MT | 1479.94 | USD | 20251017 |
| Jinan Aochen Chem | China national standards | MT | 1550.41 | USD | 20251017 |
| Jinan Aochen Chem | China national standards | MT | 1550.41 | USD | 20251017 |
| Shandong LuoHeng Chem | China national standards | MT | 1930.96 | USD | 20251017 |
| Shandong LuoHeng Chem | China national standards | MT | 1930.96 | USD | 20251017 |
| Shandong LuoHeng Chem | China national standards | MT | 1930.96 | USD | 20251017 |
| Shandong LuoHeng Chem | China national standards | MT | 1930.96 | USD | 20251017 |