| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20251209 | |
| Shandong Tongzhou Chem | China national standards | MT | USD | 20251209 | |
| Jinan Aochen Chem | China national standards | MT | USD | 20251209 | |
| Qingdao Xupu | China national standards | MT | USD | 20251209 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20251209 | |
| Nantong Xingchen | China national standards | MT | USD | 20251208 | |
| Dongying Fuyu | China national standards | MT | USD | 20251208 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20251208 | |
| Shandong Daoqin Chem | China national standards | MT | USD | 20251208 | |
| Shandong Hanyue Chem | China national standards | MT | USD | 20251208 |
