| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Yihe Chem | China national standards | MT | USD | 20251123 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20251123 | |
| Shandong Daoqin Chem | China national standards | MT | USD | 20251123 | |
| Jinan Jinrihe Chem | China national standards | MT | USD | 20251123 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20251122 | |
| Jinan Jinrihe Chem | China national standards | MT | USD | 20251122 | |
| Wuhan Hengjiu Chem | China national standards | MT | USD | 20251122 | |
| Shandong Yuxuan Chem | China national standards | MT | USD | 20251122 | |
| Jinan Angxin Chem | China national standards | MT | USD | 20251122 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20251122 |