| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1111.78 | USD | 20250923 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 985.12 | USD | 20250923 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 971.05 | USD | 20250923 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 971.05 | USD | 20250923 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 956.98 | USD | 20250923 |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 992.16 | USD | 20250923 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 942.9 | USD | 20250923 |
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 1277.85 | USD | 20250923 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 992.16 | USD | 20250923 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1097.71 | USD | 20250923 |