| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 1046.19 | USD | 20251204 |
| Shandong Hongyang Chem | China national standards | MT | 1095.67 | USD | 20251204 |
| Nantong Zhonghe Chem | China national standards | MT | 1032.05 | USD | 20251204 |
| Shandong Zhiheng | China national standards | MT | 1131.01 | USD | 20251204 |
| Shandong Jinling Chem | China national standards | MT | 1272.39 | USD | 20251204 |
| Shandong Xima | China national standards | MT | 961.36 | USD | 20251204 |
| Aite Zhejiang | China national standards | MT | 1131.01 | USD | 20251204 |
| Shandong Jinling Chem | China national standards | MT | 1116.88 | USD | 20251204 |
| Aite Zhejiang | China national standards | MT | 1131.01 | USD | 20251204 |
| Shandong Jinling Chem | China national standards | MT | 1088.6 | USD | 20251204 |