| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 1063.68 | USD | 20260205 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1063.68 | USD | 20260205 |
| Shandong HHL | China national standards | MT | 1136.15 | USD | 20260204 |
| Luxi Chem | China national standards | MT | 1107.39 | USD | 20260204 |
| Lihuayi Shandong | China national standards | MT | 1084.65 | USD | 20260203 |
| Lihuayi Shandong | China national standards | MT | 1104.81 | USD | 20260202 |
| Lihuayi Shandong | China national standards | MT | 1119.44 | USD | 20260130 |
| Shandong HHL | China national standards | MT | 1146.61 | USD | 20260129 |
| Lihuayi Shandong | China national standards | MT | 1110.78 | USD | 20260129 |
| Luxi Chem | China national standards | MT | 1117.94 | USD | 20260129 |