| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 819.26 | USD | 20251126 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 830.56 | USD | 20251126 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.75 | USD | 20251126 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.75 | USD | 20251126 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.75 | USD | 20251126 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.75 | USD | 20251126 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.75 | USD | 20251126 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1101.76 | USD | 20251126 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.75 | USD | 20251126 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.75 | USD | 20251126 |