| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng | China national standards | MT | 1196.22 | USD | 20250923 |
| Befar | China national standards | MT | 886.61 | USD | 20250923 |
| Wanhua Chem | China national standards | MT | 985.12 | USD | 20250923 |
| Hangjin Tech | China national standards | MT | 1013.27 | USD | 20250923 |
| Qingdao Chengxin Chem | China national standards | MT | 1068.83 | USD | 20250922 |
| Shandong Hongyang Chem | China national standards | MT | 1089.92 | USD | 20250922 |
| Shandong Hongyang Chem | China national standards | MT | 1184.15 | USD | 20250922 |
| Shandong Jinling Chem | China national standards | MT | 1118.05 | USD | 20250922 |
| Dongying HuataiChem | China national standards | MT | 1012.57 | USD | 20250922 |
| Dongying HuataiChem | China national standards | MT | 1012.57 | USD | 20250922 |