| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1173.8 | USD | 20251027 |
| Weifang Yixin Chem | China national standards | MT | 1763.52 | USD | 20251027 |
| Hubei 789 Chem | China national standards | MT | 1128.65 | USD | 20251027 |
| Shandong Langchem | China national standards | MT | 1173.8 | USD | 20251027 |
| Shandong Langchem | China national standards | MT | 1173.8 | USD | 20251027 |
| Shandong Shuojia Chem | China national standards | MT | 1692.98 | USD | 20251027 |
| Shandong Shuojia Chem | China national standards | MT | 1692.98 | USD | 20251027 |
| Shandong Shuojia Chem | China national standards | MT | 1692.98 | USD | 20251027 |
| Jinan Qi Mat | China national standards | MT | 1636.55 | USD | 20251027 |
| Shandong Mingyu | China national standards | MT | 1805.84 | USD | 20251027 |