| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1240.24 | USD | 20251022 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1268.43 | USD | 20251022 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 944.27 | USD | 20251022 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 993.6 | USD | 20251022 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 918.91 | USD | 20251022 |
| Jinan Xinbo Chemical Co., Ltd. | China national standards | MT | 1155.68 | USD | 20251022 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 918.91 | USD | 20251022 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 918.91 | USD | 20251022 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 944.27 | USD | 20251022 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 918.91 | USD | 20251022 |