| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1548.1 | USD | 20250930 |
| Jinan Aochen Chem | China national standards | MT | 1548.1 | USD | 20250930 |
| Changzhou Juyun Mat | China national standards | MT | 1125.89 | USD | 20250930 |
| Shandong Jinling Chem | China national standards | MT | 1111.81 | USD | 20250930 |
| Shandong Jinling Chem | China national standards | MT | 1041.45 | USD | 20250930 |
| Shandong Jinmao | China national standards | MT | 1041.45 | USD | 20250930 |
| Dongying Huatai Chem | China national standards | MT | 1041.45 | USD | 20250930 |
| Shandong Jinwen Chem | China national standards | MT | 1210.33 | USD | 20250930 |
| Shandong Xima | China national standards | MT | 914.78 | USD | 20250930 |
| Shandong Qiangsen Chem | China national standards | MT | 1111.81 | USD | 20250930 |