| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 240.25 | USD | 20251201 |
| Luxi Chem | China national standards | MT | 233.19 | USD | 20251201 |
| Qingdao Shengze Chem | China national standards | MT | 233.19 | USD | 20251201 |
| Shandong Yushuo Chem | China national standards | MT | 240.25 | USD | 20251201 |
| Luxi Chem | China national standards | MT | 240.25 | USD | 20251201 |
| Jinan Qi Mat | China national standards | MT | 233.19 | USD | 20251201 |
| Luxi Chem | China national standards | MT | 310.91 | USD | 20251201 |
| Luxi Chem | China national standards | MT | 234.6 | USD | 20251201 |
| Zaozhuang Yitai | China national standards | MT | 395.71 | USD | 20251201 |
| Shandong Shuojia Chem | China national standards | MT | 237.43 | USD | 20251201 |