| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 818.92 | USD | 20251115 |
| Qingdao Shengze Chem | China national standards | MT | 727.14 | USD | 20251115 |
| Qingdao Shengze Chem | China national standards | MT | 727.14 | USD | 20251115 |
| Shandong Laya Chem | China national standards | MT | 790.68 | USD | 20251115 |
| Luxi Chem | China national standards | MT | 727.14 | USD | 20251115 |
| Wanhua Chem | China national standards | MT | 1023.65 | USD | 20251115 |
| Wanhua Chem | China national standards | MT | 2160.25 | USD | 20251115 |
| Jiangsu Huachang Chem | China national standards | MT | 2160.25 | USD | 20251115 |
| Shandong Junfeng | China national standards | MT | 2160.25 | USD | 20251115 |
| Shandong Junfeng | China national standards | MT | 2160.25 | USD | 20251115 |