| Vendor | Spec | Unit | Price | Currency | Date | 
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1057.41 | USD | 20251024 | 
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 944.62 | USD | 20251024 | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 986.92 | USD | 20251024 | 
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 919.24 | USD | 20251024 | 
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1099.71 | USD | 20251024 | 
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 944.62 | USD | 20251024 | 
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 930.52 | USD | 20251024 | 
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 986.92 | USD | 20251024 | 
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 958.72 | USD | 20251024 | 
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 993.97 | USD | 20251024 |