| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1352.99 | USD | 20251022 |
| Luxi Chem | China national standards | MT | 1085.21 | USD | 20251022 |
| Jining Zhongyin EC | China national standards | MT | 761.06 | USD | 20251022 |
| Jinan Qi Mat | China national standards | MT | 761.06 | USD | 20251022 |
| Jinan Qi Mat | China national standards | MT | 761.06 | USD | 20251022 |
| Shandong Haili Chem | China national standards | MT | 761.06 | USD | 20251022 |
| Luxi Chem | China national standards | MT | 916.09 | USD | 20251022 |
| Shandong Xima | China national standards | MT | 916.09 | USD | 20251022 |
| Shandong Aite Chem | China national standards | MT | 1254.33 | USD | 20251022 |
| Luxi Chem | China national standards | MT | 1352.99 | USD | 20251022 |