| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chem | China national standards | MT | 959.48 | USD | 20251119 |
| Nanjing Guanshan Energy | China national standards | MT | 938.31 | USD | 20251119 |
| Wuhan Hengjiu Chem | China national standards | MT | 959.48 | USD | 20251119 |
| Nanjing Waien Chem | China national standards | MT | 910.09 | USD | 20251119 |
| Nanjing Waien Chem | China national standards | MT | 931.26 | USD | 20251119 |
| Jinan Angxin Chem | China national standards | MT | 959.48 | USD | 20251119 |
| Shandong Qiangsen Chem | China national standards | MT | 888.93 | USD | 20251119 |
| Jinan Jinrihe Chem | China national standards | MT | 931.26 | USD | 20251119 |
| Jinan Jinrihe Chem | China national standards | MT | 945.37 | USD | 20251119 |
| Jinan Aochen Chem | China national standards | MT | 1086.47 | USD | 20251119 |