| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Wanhua Chem | China national standards | MT | USD | 20251201 | |
| Shandong Langchem | China national standards | MT | USD | 20251201 | |
| Shandong Jinwen Chem | China national standards | MT | USD | 20251201 | |
| Shandong Yihe Chem | China national standards | MT | USD | 20251201 | |
| Hangjin Tech | China national standards | MT | USD | 20251201 | |
| Shandong Jinling | China national standards | MT | USD | 20251201 | |
| Shandong Xingpeng Chem | China national standards | MT | USD | 20251201 | |
| Xiamen Yudeshun Chem | China national standards | MT | USD | 20251201 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20251201 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20251201 |
