| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 1054.76 | USD | 20250922 |
| Jinan Aochen Chem | China national standards | MT | 1054.76 | USD | 20250922 |
| Luxi Chem | China national standards | MT | 1054.76 | USD | 20250922 |
| Qingdao Shengze Chem | China national standards | MT | 815.68 | USD | 20250922 |
| Qingdao Shengze Chem | China national standards | MT | 815.68 | USD | 20250922 |
| Qingdao Shengze Chem | China national standards | MT | 815.68 | USD | 20250922 |
| Qingdao Shengze Chem | China national standards | MT | 815.68 | USD | 20250922 |
| Shandong Aite Chem | China national standards | MT | 1068.83 | USD | 20250922 |
| Shandong Aite Chem | China national standards | MT | 1111.02 | USD | 20250922 |
| Shandong Aite Chem | China national standards | MT | 1237.59 | USD | 20250922 |