| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Qi Mat | China national standards | MT | 763.26 | USD | 20251205 |
| Wuhan Hengjiu Chem | China national standards | MT | 989.41 | USD | 20251205 |
| Wuhan Hengjiu Chem | China national standards | MT | 989.41 | USD | 20251205 |
| Wuhan Hengjiu Chem | China national standards | MT | 989.41 | USD | 20251205 |
| Shandong Yuxuan Chem | China national standards | MT | 968.21 | USD | 20251205 |
| Shandong Hongshuo Chem | China national standards | MT | 819.8 | USD | 20251205 |
| Shandong Xingpeng Chem | China national standards | MT | 749.13 | USD | 20251205 |
| Shandong Xingpeng Chem | China national standards | MT | 749.13 | USD | 20251205 |
| Shandong Xingpeng Chem | China national standards | MT | 749.13 | USD | 20251205 |
| Shandong Xingpeng Chem | China national standards | MT | 749.13 | USD | 20251205 |