| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Yingte Chemical Co., Ltd. | China national standards | MT | 1479.54 | USD | 20251016 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 1606.36 | USD | 20251016 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 1077.95 | USD | 20251016 |
| Jiangsu Yangnong Chemical Co., Ltd. | China national standards | MT | 1479.54 | USD | 20251016 |
| Jiangsu Yangnong Chemical Co., Ltd. | China national standards | MT | 852.5 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1761.36 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1761.36 | USD | 20251016 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1831.81 | USD | 20251016 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 915.91 | USD | 20251016 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1310.45 | USD | 20251016 |