| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 713.01 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 713.01 | USD | 20251125 |
| Jinan Zhongyin Mat | China national standards | MT | 720.07 | USD | 20251125 |
| Luxi Chem | China national standards | MT | 1058.93 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 713.01 | USD | 20251125 |
| Luxi Chem | China national standards | MT | 818.91 | USD | 20251125 |
| Wuhan Hengjiu Chem | China national standards | MT | 847.15 | USD | 20251125 |
| Luxi Chem | China national standards | MT | 889.5 | USD | 20251125 |
| Shandong Mingyu | China national standards | MT | 924.8 | USD | 20251125 |
| Liaocheng Yuanze Chem | China national standards | MT | 818.91 | USD | 20251125 |