| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Chem | China national standards | MT | 1046.88 | USD | 20251211 |
| Jinan Qi Mat | China national standards | MT | 1117.62 | USD | 20251211 |
| Dongying HuataiChem | China national standards | MT | 1117.62 | USD | 20251211 |
| Shandong Zhiheng | China national standards | MT | 1131.77 | USD | 20251211 |
| Shandong Jinling Chem | China national standards | MT | 1117.62 | USD | 20251211 |
| Jinan Qi Mat | China national standards | MT | 1117.62 | USD | 20251211 |
| Aite Zhejiang | China national standards | MT | 1131.77 | USD | 20251211 |
| Shandong Yihe Chem | China national standards | MT | 1046.88 | USD | 20251211 |
| Shandong Jinling | China national standards | MT | 1075.18 | USD | 20251211 |
| Wanhua Chem | China national standards | MT | 990.3 | USD | 20251211 |