| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 242.18 | USD | 20251014 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 242.18 | USD | 20251014 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 436.58 | USD | 20251013 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 239.41 | USD | 20251013 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 274.62 | USD | 20251013 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 239.41 | USD | 20251013 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 239.41 | USD | 20251013 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 242.23 | USD | 20251013 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 239.41 | USD | 20251013 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.66 | USD | 20251013 |