| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuanhe Chem | China national standards | MT | 915.22 | USD | 20251014 |
| Yankuang Guotai Chem | China national standards | MT | 865.94 | USD | 20251014 |
| Yankuang Guotai Chem | China national standards | MT | 764.56 | USD | 20251014 |
| Qingdao Shengze Chem | China national standards | MT | 689.94 | USD | 20251014 |
| Qingdao Shengze Chem | China national standards | MT | 689.94 | USD | 20251014 |
| Qingdao Shengze Chem | China national standards | MT | 689.94 | USD | 20251014 |
| Jinan Pulaihua Chem | China national standards | MT | 802.58 | USD | 20251014 |
| Jinan Pulaihua Chem | China national standards | MT | 957.46 | USD | 20251014 |
| Jinan Pulaihua Chem | China national standards | MT | 915.22 | USD | 20251014 |
| Qingdao Shengze Chem | China national standards | MT | 689.94 | USD | 20251014 |