| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20251113 | |
| Huixian Yongchang | China national standards | MT | USD | 20251112 | |
| Pingdingshan Pingmei | China national standards | MT | USD | 20251112 | |
| Luzhou Lutianhua | China national standards | MT | USD | 20251112 | |
| Huai'an Diamond | China national standards | MT | USD | 20251112 | |
| HZ Longshan | China national standards | MT | USD | 20251112 | |
| Xuyi Huaihe | China national standards | MT | USD | 20251112 | |
| Jiangsu Huachang Chem | 68% | MT | USD | 20251112 | |
| Anhui Huaertai | 68% | MT | USD | 20251112 | |
| Anhui Jinhe | 68% | MT | USD | 20251112 |
