| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 712.52 | USD | 20251122 |
| Luxi Chem | China national standards | MT | 776.01 | USD | 20251122 |
| Lihuayi Shandong | China national standards | MT | 846.56 | USD | 20251122 |
| Qingdao Shengze Chem | China national standards | MT | 712.52 | USD | 20251122 |
| Lihuayi Shandong | China national standards | MT | 846.56 | USD | 20251122 |
| Wuhan Hengjiu Chem | China national standards | MT | 846.56 | USD | 20251122 |
| Luxi Chem | China national standards | MT | 987.65 | USD | 20251122 |
| Lihuayi Shandong | China national standards | MT | 761.9 | USD | 20251122 |
| Zibo Lishuo Chem | China national standards | MT | 917.11 | USD | 20251122 |
| Wuhan Hengjiu Chem | China national standards | MT | 846.56 | USD | 20251122 |