| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 1480.37 | USD | 20251024 |
| Shandong Xima | China national standards | MT | 1466.28 | USD | 20251024 |
| Shandong Laya Chem | China national standards | MT | 1452.18 | USD | 20251024 |
| Hubei 789 Chem | China national standards | MT | 2044.33 | USD | 20251024 |
| Hubei 789 Chem | China national standards | MT | 2044.33 | USD | 20251024 |
| Shanghai Ronghe Chem | China national standards | MT | 1804.65 | USD | 20251024 |
| Shandong Zhiheng | China national standards | MT | 1551.09 | USD | 20251023 |
| Shandong Qiangsen Chem | China national standards | MT | 1480.58 | USD | 20251023 |
| Shandong Xima | China national standards | MT | 1466.48 | USD | 20251023 |
| Hubei 789 Chem | China national standards | MT | 2044.61 | USD | 20251023 |