| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | Industrial Grade | MT | USD | 20260104 | |
| Kaifeng Pingmei | China national standards | MT | USD | 20251231 | |
| Dongying Huatai Chem | China national standards | MT | USD | 20251231 | |
| Shanxi Yushe Chem | China national standards | MT | USD | 20251231 | |
| Henan Shunda Energy | China national standards | MT | USD | 20251231 | |
| Henan Longyu | China national standards | MT | USD | 20251231 | |
| Jingzhou Hualu | China national standards | MT | USD | 20251231 | |
| JM Handsome Chem | China national standards | MT | USD | 20251231 | |
| Shanghai Huayi | China national standards | MT | USD | 20251231 | |
| Wuhu HUAYI | China national standards | MT | USD | 20251231 |
