| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Tongling ChemInd | China national standards | MT | USD | 20251104 | |
| Hebei Risun | China national standards | MT | USD | 20251104 | |
| Lihuayi Shandong | China national standards | MT | USD | 20251104 | |
| Shijiaz Bailong Chem | China national standards | MT | USD | 20251104 | |
| Panjin Read Chem | China national standards | MT | USD | 20251104 | |
| Shandong Hongxin Chem | China national standards | MT | USD | 20251104 | |
| Jinan Jinrihe Chem | China national standards | MT | USD | 20251104 | |
| Henan Zihe | China national standards | MT | USD | 20251104 | |
| Hubei Nengtech | China national standards | MT | USD | 20251103 | |
| Shanxi Nobo | China national standards | MT | USD | 20251103 |
