| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1127.27 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1169.54 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1172.36 | USD | 20251016 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 1148.4 | USD | 20251016 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1521.81 | USD | 20251016 |
| Jiangsu Yingte Chemical Co., Ltd. | China national standards | MT | 1141.36 | USD | 20251016 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 915.91 | USD | 20251016 |
| Jiangsu Yangnong Chemical Co., Ltd. | China national standards | MT | 852.5 | USD | 20251016 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1747.27 | USD | 20251016 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1127.27 | USD | 20251016 |