| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Ronghe Chem | China national standards | MT | 763.43 | USD | 20251204 |
| Shandong Yushuo Chem | China national standards | MT | 777.57 | USD | 20251204 |
| Shandong Shuojia Chem | China national standards | MT | 728.09 | USD | 20251204 |
| Shandong Jinwen Chem | China national standards | MT | 855.33 | USD | 20251204 |
| Jinan Angxin Chem | China national standards | MT | 749.3 | USD | 20251204 |
| Hubei 789 Chem | China national standards | MT | 989.64 | USD | 20251204 |
| Shandong Shuojia Chem | China national standards | MT | 728.09 | USD | 20251204 |
| Zibo Lishuo Chem | China national standards | MT | 819.99 | USD | 20251204 |
| Shandong Yushuo Chem | China national standards | MT | 727.87 | USD | 20251203 |
| Shandong Yushuo Chem | China national standards | MT | 727.87 | USD | 20251203 |