| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 846.79 | USD | 20251118 |
| Shandong Shuojia Chem | China national standards | MT | 875.01 | USD | 20251118 |
| Jinan Aochen Chem | China national standards | MT | 1354.86 | USD | 20251118 |
| Shandong Langchem | China national standards | MT | 1174.21 | USD | 20251118 |
| Shandong Jinwen Chem | China national standards | MT | 973.81 | USD | 20251118 |
| Luxi Chem | China national standards | MT | 917.35 | USD | 20251118 |
| Shandong Jinwen Chem | China national standards | MT | 1100.82 | USD | 20251118 |
| Shandong Jinwen Chem | China national standards | MT | 973.81 | USD | 20251118 |
| Shandong Langchem | China national standards | MT | 1250.42 | USD | 20251118 |
| Shandong Hongyang Chem | China national standards | MT | 1072.6 | USD | 20251118 |