| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Guanshan Energy | China national standards | MT | 962.73 | USD | 20250928 |
| Shandong Hualu | China national standards | MT | 976.78 | USD | 20250928 |
| Shandong Hualu | China national standards | MT | 976.78 | USD | 20250928 |
| Nanjing Waien Chem | China national standards | MT | 962.73 | USD | 20250928 |
| Jinan Xinbo Chem | China national standards | MT | 1124.35 | USD | 20250927 |
| Jinan Xinbo Chem | China national standards | MT | 1124.35 | USD | 20250927 |
| Hualu Holdings | China national standards | MT | 1180.57 | USD | 20250927 |
| Guangzhou Tianyue Chem | China national standards | MT | 1222.73 | USD | 20250927 |
| Guangzhou Tianyue Chem | China national standards | MT | 1208.68 | USD | 20250927 |
| Shandong Hualu | China national standards | MT | 1096.24 | USD | 20250927 |