| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 944.27 | USD | 20251022 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1240.24 | USD | 20251022 |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 993.6 | USD | 20251022 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 918.91 | USD | 20251022 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 993.6 | USD | 20251022 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1240.24 | USD | 20251022 |
| Zhejiang Petroleum&Chemical Co., Ltd. | China national standards | MT | 930.18 | USD | 20251022 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 986.55 | USD | 20251022 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 930.18 | USD | 20251022 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 986.55 | USD | 20251022 |