| Vendor | Spec | Unit | Price | Currency | Date |
| Zaozhuang Yitai Energy Technology Co., Ltd. | China national standards | MT | 395.12 | USD | 20251030 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 225.78 | USD | 20251030 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 254.01 | USD | 20251030 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 235.66 | USD | 20251030 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 235.66 | USD | 20251030 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 239.9 | USD | 20251030 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 239.9 | USD | 20251030 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 239.9 | USD | 20251030 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 239.9 | USD | 20251030 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 239.9 | USD | 20251030 |