| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chem | China national standards | MT | 747.48 | USD | 20251120 |
| Jinan Jinrihe Chem | China national standards | MT | 698.12 | USD | 20251120 |
| Shandong Shuojia Chem | China national standards | MT | 726.32 | USD | 20251120 |
| Shandong Qiangsen Chem | China national standards | MT | 803.89 | USD | 20251120 |
| Shandong Yushuo Chem | China national standards | MT | 726.66 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 726.66 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 776.05 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 726.66 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 776.05 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 726.66 | USD | 20251119 |