| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Qingdao Shengze Chem | China national standards | MT | USD | 20251208 | |
| Shandong Guanjiu Energy | China national standards | MT | USD | 20251208 | |
| Shandong Hualu | China national standards | MT | USD | 20251208 | |
| Hubei 789 Chem | China national standards | MT | USD | 20251208 | |
| Wuhan Hengjiu Chem | China national standards | MT | USD | 20251208 | |
| Shandong Yuxuan Chem | China national standards | MT | USD | 20251208 | |
| Shandong Daoqin Chem | China national standards | MT | USD | 20251207 | |
| Jinan Jinrihe Chem | China national standards | MT | USD | 20251207 | |
| Shandong Hualu | China national standards | MT | USD | 20251207 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20251207 |
