| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 699.81 | USD | 20251204 |
| Hubei 789 Chem | China national standards | MT | 989.64 | USD | 20251204 |
| Shandong Zhongke Taihua | China national standards | MT | 947.22 | USD | 20251204 |
| Shandong Yushuo Chem | China national standards | MT | 728.09 | USD | 20251204 |
| Shandong Xima | China national standards | MT | 706.88 | USD | 20251204 |
| Shandong Zhongke Taihua | China national standards | MT | 947.22 | USD | 20251204 |
| Shandong Jinwen Chem | China national standards | MT | 855.33 | USD | 20251204 |
| Zibo Lishuo Chem | China national standards | MT | 819.99 | USD | 20251204 |
| Zibo Lishuo Chem | China national standards | MT | 819.99 | USD | 20251204 |
| Shandong Qiangsen Chem | China national standards | MT | 805.85 | USD | 20251204 |