| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1032.05 | USD | 20251204 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 869.47 | USD | 20251204 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 968.43 | USD | 20251204 |
| Shandong Yuanhe Xinsheng Chemical Trade Co., Ltd. | China national standards | MT | 819.99 | USD | 20251204 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 904.81 | USD | 20251204 |
| Yancheng SUPER Chemical Technology Co., Ltd. | China national standards | MT | 930.26 | USD | 20251204 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 923.19 | USD | 20251204 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 756.37 | USD | 20251204 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 763.43 | USD | 20251204 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 763.43 | USD | 20251204 |