| Vendor | Spec | Unit | Price | Currency | Date | 
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 920.18 | USD | 20251028 | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1058.48 | USD | 20251028 | 
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 931.47 | USD | 20251028 | 
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1058.48 | USD | 20251028 | 
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 931.47 | USD | 20251028 | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 987.92 | USD | 20251028 | 
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 917.35 | USD | 20251028 | 
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1114.94 | USD | 20251028 | 
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1107.88 | USD | 20251028 | 
| Shanghai Guoke E-commerce Co., Ltd. | China national standards | MT | 1281.47 | USD | 20251028 |