| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 986.92 | USD | 20251024 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1057.41 | USD | 20251024 |
| Hangjin Technology Co., Ltd. | China national standards | MT | 1015.11 | USD | 20251024 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1212.5 | USD | 20251024 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1205.45 | USD | 20251024 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1198.4 | USD | 20251024 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1029.21 | USD | 20251024 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 1180.07 | USD | 20251024 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1173.02 | USD | 20251024 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1078.56 | USD | 20251024 |