| Vendor | Spec | Unit | Price | Currency | Date |
| Weifang Yixin Chem | China national standards | MT | 1735.2 | USD | 20251104 |
| Shandong Yushuo Chem | China national standards | MT | 1692.88 | USD | 20251104 |
| Shandong Junfeng | China national standards | MT | 916.98 | USD | 20251104 |
| Hubei 789 Chem | China national standards | MT | 1128.59 | USD | 20251104 |
| Shandong Langchem | China national standards | MT | 1170.91 | USD | 20251104 |
| Shandong Yushuo Chem | China national standards | MT | 1692.88 | USD | 20251104 |
| Jinan Qi Mat | China national standards | MT | 1636.45 | USD | 20251104 |
| Shandong Shuojia Chem | China national standards | MT | 1678.78 | USD | 20251104 |
| Shandong Yushuo Chem | China national standards | MT | 1692.88 | USD | 20251104 |
| Dongying Lianchem | China national standards | MT | 1173.73 | USD | 20251104 |