| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1431.98 | USD | 20251027 |
| Shandong Hongyang Chem | China national standards | MT | 1431.98 | USD | 20251027 |
| Shandong Yeyang Chem | China national standards | MT | 1100.44 | USD | 20251027 |
| Shandong Yeyang Chem | China national standards | MT | 1100.44 | USD | 20251027 |
| Shandong Hongyang Chem | China national standards | MT | 1431.98 | USD | 20251027 |
| Shandong Jinling Chem | China national standards | MT | 1149.81 | USD | 20251027 |
| Dongying Huatai Chem | China national standards | MT | 1100.44 | USD | 20251027 |
| Dongying Huatai Chem | China national standards | MT | 1100.44 | USD | 20251027 |
| Nanjing Baitu Chem | China national standards | MT | 1481.36 | USD | 20251027 |
| Shandong Junfeng | China national standards | MT | 1058.11 | USD | 20251027 |