| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20251104 | |
| Luxi Chem | China national standards | MT | USD | 20251104 | |
| Nantong Zhonghe Chem | China national standards | MT | USD | 20251104 | |
| Shandong Energy | China national standards | MT | USD | 20251104 | |
| Jinan Jiaxing Chem | China national standards | MT | USD | 20251104 | |
| Suzhou Zixu Mat | China national standards | MT | USD | 20251104 | |
| Lihuayi Shandong | China national standards | MT | USD | 20251104 | |
| Shandong Aite Chem | China national standards | MT | USD | 20251104 | |
| Shandong Xingpeng Chem | China national standards | MT | USD | 20251104 | |
| Zaozhuang Yitai | China national standards | MT | USD | 20251104 |
