| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 742.02 | USD | 20251210 |
| Zibo Lishuo Chem | China national standards | MT | 918.69 | USD | 20251210 |
| Zibo Lishuo Chem | China national standards | MT | 918.69 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 734.95 | USD | 20251210 |
| Zibo Lishuo Chem | China national standards | MT | 918.69 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 706.68 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 918.69 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 805.62 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 742.02 | USD | 20251210 |
| Lihuayi Shandong | China national standards | MT | 706.68 | USD | 20251210 |