| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 406.4 | USD | 20251111 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.0 | USD | 20251111 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 585.61 | USD | 20251111 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 402.17 | USD | 20251111 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.33 | USD | 20251111 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.33 | USD | 20251111 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.11 | USD | 20251111 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1030.11 | USD | 20251111 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 536.22 | USD | 20251111 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 430.39 | USD | 20251111 |