| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Jinshuo Chem | China national standards | MT | 916.98 | USD | 20251104 |
| Qingdao Shengze Chem | China national standards | MT | 888.76 | USD | 20251104 |
| Qingdao Shengze Chem | China national standards | MT | 888.76 | USD | 20251104 |
| Shiyou Yangzhou Chem | China national standards | MT | 888.76 | USD | 20251104 |
| Nantong Zhonghe Chem | China national standards | MT | 916.98 | USD | 20251104 |
| Shandong Aite Chem | China national standards | MT | 1100.37 | USD | 20251104 |
| Lihuayi Weiyuan Chem | China national standards | MT | 896.04 | USD | 20251103 |
| Shiyou Yangzhou Chem | China national standards | MT | 896.04 | USD | 20251103 |
| Jinan Qi Mat | China national standards | MT | 896.04 | USD | 20251103 |
| Shanghai Wanzhong | China national standards | MT | 880.52 | USD | 20251103 |