| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1015.73 | USD | 20251104 |
| Shandong Langchem | China national standards | MT | 938.38 | USD | 20251103 |
| Shandong Langchem | China national standards | MT | 903.1 | USD | 20251103 |
| Wuhan Hengjiu Chem | China national standards | MT | 804.32 | USD | 20251103 |
| Shandong Jinwen Chem | China national standards | MT | 846.66 | USD | 20251103 |
| Yixing Wencheng Chem | China national standards | MT | 917.21 | USD | 20251103 |
| Shandong Wells Chem | China national standards | MT | 910.16 | USD | 20251103 |
| Jinan Angxin Chem | China national standards | MT | 804.32 | USD | 20251103 |
| Shandong Langchem | China national standards | MT | 846.66 | USD | 20251103 |
| Nanjing Baitu Chem | China national standards | MT | 818.43 | USD | 20251103 |