| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 254.11 | USD | 20251107 |
| Qingdao Shengze Chem | China national standards | MT | 254.11 | USD | 20251107 |
| Shandong Aite Chem | China national standards | MT | 282.34 | USD | 20251107 |
| Shandong Aite Chem | China national standards | MT | 369.87 | USD | 20251107 |
| Shandong Aite Chem | China national standards | MT | 282.34 | USD | 20251107 |
| Shandong Aite Chem | China national standards | MT | 324.69 | USD | 20251107 |
| Luxi Chem | China national standards | MT | 324.69 | USD | 20251107 |
| Shandong Xingpeng Chem | China national standards | MT | 317.64 | USD | 20251107 |
| Luxi Chem | China national standards | MT | 239.99 | USD | 20251107 |
| Shandong Hanyue Chem | China national standards | MT | 268.23 | USD | 20251107 |