| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hualu | China national standards | MT | 354.75 | USD | 20251203 |
| Yankuang Guotai Chem | China national standards | MT | 381.6 | USD | 20251203 |
| Henan Longyu | China national standards | MT | 303.87 | USD | 20251203 |
| Jinan Jinrihe Chem | China national standards | MT | 381.6 | USD | 20251203 |
| Shandong Zhenkun | China national standards | MT | 395.74 | USD | 20251203 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 593.61 | USD | 20251203 |
| Henan Longyu | China national standards | MT | 303.7 | USD | 20251202 |
| Shandong Zhiheng | China national standards | MT | 367.26 | USD | 20251202 |
| Suzhou Shangma Chem | China national standards | MT | 395.51 | USD | 20251202 |
| Shandong Hualu | China national standards | MT | 395.51 | USD | 20251202 |