| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Qingdao Shengze Chem | China national standards | MT | USD | 20251101 | |
| Shandong Laya Chem | China national standards | MT | USD | 20251101 | |
| Shandong Xingpeng Chem | China national standards | MT | USD | 20251101 | |
| Shaanxi Lufeng Chem | China national standards | MT | USD | 20251101 | |
| Shandong Mingyu | China national standards | MT | USD | 20251101 | |
| 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 |
