| Vendor | Spec | Unit | Price | Currency | Date |
| Chongqing Jianfeng Chem | China national standards | MT | 803.32 | USD | 20260303 |
| Chongqing Jianfeng Chem | China national standards | MT | 777.46 | USD | 20260212 |
| Chongqing Jianfeng Chem | China national standards | MT | 783.38 | USD | 20260205 |
| Chongqing Jianfeng Chem | China national standards | MT | 782.96 | USD | 20260203 |
| Chongqing Jianfeng Chem | China national standards | MT | 762.98 | USD | 20260114 |
| Chongqing Jianfeng Chem | China national standards | MT | 762.98 | USD | 20260114 |
| Chongqing Jianfeng Chem | China national standards | MT | 762.98 | USD | 20260114 |
| Chongqing Jianfeng Chem | China national standards | MT | 770.24 | USD | 20260112 |
| Chongqing Jianfeng Chem | China national standards | MT | 770.24 | USD | 20260112 |
| Chongqing Jianfeng Chem | China national standards | MT | 770.24 | USD | 20260112 |