| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | China national standards | MT | 2043.72 | USD | 20251017 |
| Shandong Xima | China national standards | MT | 1465.84 | USD | 20251017 |
| Shandong Qiangsen Chem | China national standards | MT | 1479.94 | USD | 20251017 |
| Shanghai Ronghe Chem | China national standards | MT | 1804.11 | USD | 20251017 |
| Shandong Laya Chem | China national standards | MT | 1451.75 | USD | 20251017 |
| Shandong Laya Chem | China national standards | MT | 1451.75 | USD | 20251017 |
| Shandong Zhiheng | China national standards | MT | 1550.41 | USD | 20251017 |
| Shandong Longhui Chem | China national standards | MT | 1944.54 | USD | 20251016 |
| Shandong Zhiheng | China national standards | MT | 1549.99 | USD | 20251016 |
| Shandong Hongyang Chem | China national standards | MT | 1761.36 | USD | 20251016 |