| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 815.92 | USD | 20250918 |
| Qingdao Shengze Chem | China national standards | MT | 815.92 | USD | 20250918 |
| Qingdao Shengze Chem | China national standards | MT | 815.92 | USD | 20250918 |
| Shandong Jiaen Chem | China national standards | MT | 956.6 | USD | 20250918 |
| Luxi Chem | China national standards | MT | 815.92 | USD | 20250918 |
| Shandong Huize Chem | China national standards | MT | 900.33 | USD | 20250918 |
| Sinopec | China national standards | MT | 1055.07 | USD | 20250918 |
| Jinan Pulaihua Chem | China national standards | MT | 1055.07 | USD | 20250918 |
| Changzhou Jiaye Chem | China national standards | MT | 1195.75 | USD | 20250918 |
| Lihuayi Shandong | China national standards | MT | 897.52 | USD | 20250918 |