| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chem | China national standards | MT | 859.77 | USD | 20251018 |
| Liaocheng Yuanze Chem | China national standards | MT | 873.87 | USD | 20251018 |
| Luxi Chem | China national standards | MT | 887.96 | USD | 20251018 |
| Shandong Yuxuan Chem | China national standards | MT | 845.68 | USD | 20251018 |
| Lihuayi Shandong | China national standards | MT | 775.2 | USD | 20251018 |
| Luxi Chem | China national standards | MT | 775.2 | USD | 20251018 |
| Shandong Yushuo Chem | China national standards | MT | 775.2 | USD | 20251018 |
| Zibo Lishuo Chem | China national standards | MT | 916.15 | USD | 20251018 |
| Zibo Lishuo Chem | China national standards | MT | 916.15 | USD | 20251018 |
| Zibo Lishuo Chem | China national standards | MT | 916.15 | USD | 20251018 |