| Vendor | Spec | Unit | Price | Currency | Date |
| Anhui Jinhe | China national standards | MT | 827.06 | USD | 20260209 |
| Chongqing Jianfeng Chem | China national standards | MT | 783.38 | USD | 20260205 |
| Anhui Jinhe | China national standards | MT | 826.51 | USD | 20260205 |
| Chongqing Jianfeng Chem | China national standards | MT | 782.96 | USD | 20260203 |
| Shandong Hualu | China national standards | MT | 774.8 | USD | 20260202 |
| Shandong Shuntian Chem | China national standards | MT | 799.76 | USD | 20260129 |
| Anhui Jinhe | China national standards | MT | 817.15 | USD | 20260128 |
| Shandong Shuntian Chem | China national standards | MT | 784.84 | USD | 20260116 |
| Chongqing Jianfeng Chem | China national standards | MT | 762.98 | USD | 20260114 |
| Chongqing Jianfeng Chem | China national standards | MT | 762.98 | USD | 20260114 |