| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 981.48 | USD | 20250822 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 967.46 | USD | 20250822 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1037.56 | USD | 20250822 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1289.94 | USD | 20250822 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1325.0 | USD | 20250822 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1149.73 | USD | 20250822 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1303.96 | USD | 20250822 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1191.79 | USD | 20250822 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 967.46 | USD | 20250822 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1004.39 | USD | 20250821 |