| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Nantong Zhonghe Chem | China national standards | MT | USD | 20251211 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20251211 | |
| Shandong Xingpeng Chem | China national standards | MT | USD | 20251211 | |
| Wuhan Hengjiu Chem | China national standards | MT | USD | 20251211 | |
| Shandong Aite Chem | China national standards | MT | USD | 20251211 | |
| Jinan Aochen Chem | China national standards | MT | USD | 20251211 | |
| CNPC | China national standards | MT | USD | 20251211 | |
| Shandong Mingyu | China national standards | MT | USD | 20251211 | |
| CNPC | China national standards | MT | USD | 20251211 | |
| Shandong Yuxuan Chem | China national standards | MT | USD | 20251211 |
