| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Tongling ChemInd | China national standards | MT | USD | 20251201 | |
| Henan Zihe | China national standards | MT | USD | 20251201 | |
| Baozhen Shandong Chem | China national standards | MT | USD | 20251201 | |
| Shijiaz Bailong Chem | China national standards | MT | USD | 20251201 | |
| Shandong Jinshenrun Chem | China national standards | MT | USD | 20251130 | |
| Jinan Jinrihe Chem | China national standards | MT | USD | 20251130 | |
| Hebei Risun | China national standards | MT | USD | 20251130 | |
| Shandong Hongxin Chem | China national standards | MT | USD | 20251130 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20251129 | |
| Shandong Xima | China national standards | MT | USD | 20251129 |
