| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1554.68 | USD | 20251203 |
| Shandong Tongzhou Chem | China national standards | MT | 1413.35 | USD | 20251203 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1017.61 | USD | 20251203 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1087.66 | USD | 20251202 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1017.04 | USD | 20251202 |
| Shanghai Xinhang | China national standards | MT | 1014.21 | USD | 20251202 |
| Unknown | China national standards | MT | 1009.97 | USD | 20251202 |
| Shandong Daoqin Chem | China national standards | MT | 1200.67 | USD | 20251202 |
| Unknown | China national standards | MT | 1009.97 | USD | 20251202 |
| Shanghai Xianyue | China national standards | MT | 1017.04 | USD | 20251202 |