| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Langchem | China national standards | MT | USD | 20251104 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20251104 | |
| Shandong Xima | China national standards | MT | USD | 20251104 | |
| Jinan Jinhao Chem | China national standards | MT | USD | 20251104 | |
| Shandong Jinshenrun Chem | China national standards | MT | USD | 20251104 | |
| Shandong Shuojia Chem | China national standards | MT | USD | 20251104 | |
| Hubei 789 Chem | China national standards | MT | USD | 20251104 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20251104 | |
| Sinopec | China national standards | MT | USD | 20251104 | |
| Jiangsu Highchem Catalyst | China national standards | MT | USD | 20251103 |
