| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chem | China national standards | MT | 1040.76 | USD | 20251009 |
| Shandong Huize Chem | China national standards | MT | 1040.76 | USD | 20251009 |
| Shandong Yushuo Chem | China national standards | MT | 970.44 | USD | 20251009 |
| Hualu Holdings | China national standards | MT | 1307.98 | USD | 20251009 |
| Qingdao Shengze Chem | China national standards | MT | 914.18 | USD | 20251009 |
| Lihuayi Shandong | China national standards | MT | 907.15 | USD | 20251009 |
| Jinan Aochen Chem | China national standards | MT | 1307.98 | USD | 20251009 |
| Jinan Aochen Chem | China national standards | MT | 1307.98 | USD | 20251009 |
| Jinan Angxin Chem | China national standards | MT | 949.34 | USD | 20251009 |
| Jinan Angxin Chem | China national standards | MT | 949.34 | USD | 20251009 |