| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Qingdao Shengze Chem | 99.9% | MT | USD | 20260703 | |
| Shandong Aite Chem | 99.9% | MT | USD | 20260703 | |
| Shandong Yihe Chem | 99.9% | MT | USD | 20260703 | |
| Nanjing Runsheng Petro | 99.9% | MT | USD | 20260703 | |
| Shandong Hanyue Chem | 99.9% | MT | USD | 20260703 | |
| Shandong Zhuoyu Chemical | 99.9% | MT | USD | 20260703 | |
| Shandong Langchem | 99.9% | MT | USD | 20260703 | |
| Shandong Hongyang Chem | 99.9% | MT | USD | 20260703 | |
| Shandong Zhiheng | 99.9% | MT | USD | 20260703 | |
| Jinan Zesheng | China national standards | MT | USD | 20260703 |
