| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 1692.88 | USD | 20251104 |
| Qingdao Shengze Chem | China national standards | MT | 1650.56 | USD | 20251104 |
| Shandong Hongyang Chem | China national standards | MT | 1128.59 | USD | 20251104 |
| Qingdao Shengze Chem | China national standards | MT | 1650.56 | USD | 20251104 |
| Dongying Hebang Chem | China national standards | MT | 1354.31 | USD | 20251104 |
| Hubei 789 Chem | China national standards | MT | 1128.59 | USD | 20251104 |
| Qingdao Shengze Chem | China national standards | MT | 1650.56 | USD | 20251104 |
| Qingdao Shengze Chem | China national standards | MT | 1650.56 | USD | 20251104 |
| Shandong Mingyu | China national standards | MT | 1805.74 | USD | 20251104 |
| Jinan Aochen Chem | China national standards | MT | 1354.31 | USD | 20251104 |