| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chem | China national standards | MT | 1230.8 | USD | 20251211 |
| Shandong Aite Chem | China national standards | MT | 1103.47 | USD | 20251211 |
| Shandong Aite Chem | China national standards | MT | 1131.77 | USD | 20251211 |
| Shandong Aite Chem | China national standards | MT | 1103.47 | USD | 20251211 |
| Shandong Yushuo Chem | China national standards | MT | 933.71 | USD | 20251211 |
| Zibo Dehe Chem | China national standards | MT | 976.15 | USD | 20251211 |
| Qingdao Shengze Chem | China national standards | MT | 912.49 | USD | 20251211 |
| Shandong Aite Chem | China national standards | MT | 1131.77 | USD | 20251211 |
| Shandong Shuojia Chem | China national standards | MT | 919.56 | USD | 20251211 |
| Shandong Aite Chem | China national standards | MT | 1131.77 | USD | 20251211 |