| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chem | China national standards | MT | 1054.76 | USD | 20250922 |
| Nantong Zhonghe Chem | China national standards | MT | 970.38 | USD | 20250922 |
| Shandong Hualu | China national standards | MT | 942.26 | USD | 20250922 |
| Hubei 789 Chem | China national standards | MT | 1195.4 | USD | 20250922 |
| Jinan Jinrihe Chem | China national standards | MT | 914.13 | USD | 20250922 |
| Jinan Jinrihe Chem | China national standards | MT | 914.13 | USD | 20250922 |
| Jinan Jinrihe Chem | China national standards | MT | 900.06 | USD | 20250922 |
| Guangzhou Tianyue Chem | China national standards | MT | 1223.53 | USD | 20250922 |
| Guangzhou Tianyue Chem | China national standards | MT | 1209.46 | USD | 20250922 |
| Shandong Yuxuan Chem | China national standards | MT | 998.51 | USD | 20250922 |