| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Qingdao Shengze Chem | China national standards | MT | USD | 20251103 | |
| Shandong Jiaen Chem | China national standards | MT | USD | 20251103 | |
| Shandong Aite Chem | China national standards | MT | USD | 20251103 | |
| Shandong Mingyu | China national standards | MT | USD | 20251103 | |
| CNPC | China national standards | MT | USD | 20251103 | |
| Luxi Chem | China national standards | MT | USD | 20251103 | |
| Changzhou Jiaye Chem | China national standards | MT | USD | 20251103 | |
| Zaozhuang Yitai | China national standards | MT | USD | 20251103 | |
| Jinan Zhongyin Mat | China national standards | MT | USD | 20251103 | |
| Lihuayi Shandong | China national standards | MT | USD | 20251103 |
