| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Zhongshi | China national standards | MT | USD | 20260312 | |
| Qingdao Chengxin Chem | China national standards | MT | USD | 20260312 | |
| Shandong Hongyang Chem | China national standards | MT | USD | 20260312 | |
| ShanDong Shenghua | China national standards | MT | USD | 20260312 | |
| Wanhua Chem | China national standards | MT | USD | 20260312 | |
| CNPC | China national standards | MT | USD | 20260312 | |
| Sinopec | China national standards | MT | USD | 20260312 | |
| Lihuayi Shandong | China national standards | MT | USD | 20260312 | |
| Jinan Zesheng | China national standards | MT | USD | 20260312 | |
| Weifang Yixin Chem | China national standards | MT | USD | 20260312 |
