| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 1102.26 | USD | 20251208 |
| Shandong Langchem | China national standards | MT | 1399.02 | USD | 20251208 |
| Shandong Jinling Chem | China national standards | MT | 1102.26 | USD | 20251208 |
| Dongying Huatai Chem | China national standards | MT | 1102.26 | USD | 20251208 |
| Jinan Aochen Chem | China national standards | MT | 1554.46 | USD | 20251208 |
| Shandong Jinling Chem | China national standards | MT | 1130.52 | USD | 20251208 |
| Shandong Xima | China national standards | MT | 918.55 | USD | 20251208 |
| Nanjing Runhua Chem | China national standards | MT | 1127.69 | USD | 20251208 |
| Shandong Xingpeng Chem | China national standards | MT | 1116.39 | USD | 20251208 |
| Shandong Jinling Chem | China national standards | MT | 1073.99 | USD | 20251208 |