| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Weifang Longmao Chem | China national standards | MT | 5687.02 | USD | 20260914 |
| Weifang Yaohe Chem | China national standards | MT | USD | 20260817 | |
| Weifang Yaohe Chem | China national standards | MT | USD | 20260807 | |
| Weifang Sutong Chem | China national standards | MT | USD | 20260803 | |
| Weifang Yaohe Chem | China national standards | MT | USD | 20260701 | |
| Weifang Yaohe Chem | China national standards | MT | USD | 20260623 | |
| Weifang Longmao Chem | China national standards | MT | USD | 20260615 | |
| Weifang Sutong Chem | China national standards | MT | USD | 20260615 | |
| Weifang Sutong Chem | China national standards | MT | USD | 20260610 | |
| Weifang Sutong Chem | China national standards | MT | USD | 20260528 |
