| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1089.22 | USD | 20250928 |
| Shandong Jiaen Chem | China national standards | MT | 1176.35 | USD | 20250927 |
| Jinan Dezheng Chem | China national standards | MT | 983.81 | USD | 20250927 |
| Shandong Jinling Chem | China national standards | MT | 1011.92 | USD | 20250927 |
| Dongying HuataiChem | China national standards | MT | 1011.92 | USD | 20250927 |
| Jinan Dezheng Chem | China national standards | MT | 1011.92 | USD | 20250927 |
| Shandong Jinling Chem | China national standards | MT | 1011.92 | USD | 20250927 |
| Qingdao Shengze Chem | China national standards | MT | 1011.92 | USD | 20250927 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1011.92 | USD | 20250927 |
| Dongying HuataiChem | China national standards | MT | 1011.92 | USD | 20250927 |