| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 1271.83 | USD | 20251208 |
| Henan Kaixiang Chem | China national standards | MT | 1073.99 | USD | 20251208 |
| Henan Kaixiang Chem | China national standards | MT | 1074.22 | USD | 20251207 |
| Qingdao Shengze Chem | China national standards | MT | 1074.22 | USD | 20251207 |
| Shaanxi Bidiou Chem | China national standards | MT | 1074.22 | USD | 20251207 |
| Henan Kaixiang Chem | China national standards | MT | 1074.22 | USD | 20251207 |
| Qingdao Shengze Chem | China national standards | MT | 1074.22 | USD | 20251206 |
| Henan Kaixiang Chem | China national standards | MT | 1074.22 | USD | 20251206 |
| Shaanxi Bidiou Chem | China national standards | MT | 1074.22 | USD | 20251206 |
| Henan Kaixiang Chem | China national standards | MT | 1074.22 | USD | 20251206 |