| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Zibo Lishuo Chem | China national standards | MT | USD | 20251117 | |
| Shandong Wonfull Petro | China national standards | MT | USD | 20251117 | |
| Shandong QiFa Chem | China national standards | MT | USD | 20251117 | |
| Shijiaz Bailong Chem | China national standards | MT | USD | 20251117 | |
| Tangshan Huayi | China national standards | MT | USD | 20251117 | |
| Shandong Shuojia Chem | China national standards | MT | USD | 20251117 | |
| Baozhen Shandong Chem | China national standards | MT | USD | 20251117 | |
| Shandong Zhongke Taihua | China national standards | MT | USD | 20251117 | |
| Shandong Laya Chem | China national standards | MT | USD | 20251117 | |
| Nantong Zhonghe Chem | China national standards | MT | USD | 20251117 |
