| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Ruishuang Chem | China national standards | MT | 423.33 | USD | 20251103 |
| Shandong Jiaen Chem | China national standards | MT | 352.77 | USD | 20251103 |
| Luxi Chem | China national standards | MT | 338.66 | USD | 20251103 |
| Shandong Jiaen Chem | China national standards | MT | 331.61 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 244.12 | USD | 20251103 |
| Luxi Chem | China national standards | MT | 244.12 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 244.12 | USD | 20251103 |
| Luxi Chem | China national standards | MT | 352.77 | USD | 20251103 |
| Guangzhou Tianyue Chem | China national standards | MT | 493.88 | USD | 20251103 |
| Guangzhou Tianyue Chem | China national standards | MT | 507.99 | USD | 20251103 |