| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 987.06 | USD | 20251023 |
| Nanjing Baitu Chem | China national standards | MT | 1480.58 | USD | 20251023 |
| Shandong Jinling Chem | China national standards | MT | 1121.01 | USD | 20251023 |
| Dongying Huatai Chem | China national standards | MT | 1099.86 | USD | 20251023 |
| Shandong Junfeng | China national standards | MT | 1057.56 | USD | 20251023 |
| Shandong Zhiheng | China national standards | MT | 1332.52 | USD | 20251023 |
| Shandong Yeyang Chem | China national standards | MT | 1254.97 | USD | 20251023 |
| Shandong Hongyang Chem | China national standards | MT | 1431.23 | USD | 20251023 |
| Shandong Yeyang Chem | China national standards | MT | 1113.96 | USD | 20251023 |
| Shandong Zhiheng | China national standards | MT | 1410.08 | USD | 20251023 |