| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Wanhua Chem | China national standards | MT | USD | 20251101 | |
| Jiangsu Huachang Chem | China national standards | MT | USD | 20251101 | |
| CNPC | China national standards | MT | USD | 20251101 | |
| Shandong Junfeng | China national standards | MT | USD | 20251101 | |
| Lihuayi Shandong | China national standards | MT | USD | 20251101 | |
| Luxi Chem | China national standards | MT | USD | 20251101 | |
| Shandong Qiancheng | China national standards | MT | USD | 20251101 | |
| Shandong Jiaen Chem | China national standards | MT | USD | 20251101 | |
| Lijin Lihuayi | China national standards | MT | USD | 20251031 | |
| Shandong Luxi Chem | China national standards | MT | USD | 20251031 |
