| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 232.66 | USD | 20251023 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 408.92 | USD | 20251023 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 235.48 | USD | 20251023 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 239.71 | USD | 20251023 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 282.02 | USD | 20251023 |
| Zaozhuang Yitai Energy Technology Co., Ltd. | China national standards | MT | 394.82 | USD | 20251023 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 331.37 | USD | 20251023 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 235.48 | USD | 20251023 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 338.42 | USD | 20251023 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 352.52 | USD | 20251023 |