| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1253.4 | USD | 20251013 |
| Shandong Langchem | China national standards | MT | 1098.48 | USD | 20251013 |
| Shandong Langchem | China national standards | MT | 1098.48 | USD | 20251013 |
| Shandong Langchem | China national standards | MT | 1077.36 | USD | 20251013 |
| Shandong Fusheng | China national standards | MT | 1056.23 | USD | 20251013 |
| Shandong Fusheng | China national standards | MT | 1126.65 | USD | 20251013 |
| Shandong Zhiheng | China national standards | MT | 1253.4 | USD | 20251013 |
| Shandong Shuojia Chem | China national standards | MT | 908.36 | USD | 20251013 |
| Lihuayi Shandong | China national standards | MT | 915.4 | USD | 20251013 |
| Wuhan Hengjiu Chem | China national standards | MT | 1126.65 | USD | 20251013 |