| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chem | China national standards | MT | 1229.53 | USD | 20251201 |
| Shandong Aite Chem | China national standards | MT | 1102.33 | USD | 20251201 |
| Nantong Zhonghe Chem | China national standards | MT | 904.48 | USD | 20251201 |
| Nantong Zhonghe Chem | China national standards | MT | 953.94 | USD | 20251201 |
| Nantong Zhonghe Chem | China national standards | MT | 904.48 | USD | 20251201 |
| Jinan Xinbo Chem | China national standards | MT | 1130.6 | USD | 20251201 |
| Shandong Yuxuan Chem | China national standards | MT | 989.27 | USD | 20251201 |
| Zibo Dehe Chem | China national standards | MT | 961.01 | USD | 20251201 |
| Jinan Aochen Chem | China national standards | MT | 1088.2 | USD | 20251201 |
| Nantong Zhonghe Chem | China national standards | MT | 953.94 | USD | 20251201 |