| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Yangnong Chemical Co., Ltd. | China national standards | MT | 855.01 | USD | 20251201 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1512.18 | USD | 20251201 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 918.61 | USD | 20251201 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1483.91 | USD | 20251201 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1695.9 | USD | 20251201 |
| Jiangsu Haixing Chemical Co., Ltd. | China national standards | MT | 1271.92 | USD | 20251201 |
| Jiangsu Haixing Chemical Co., Ltd. | China national standards | MT | 1271.92 | USD | 20251201 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1483.91 | USD | 20251201 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1540.44 | USD | 20251201 |
| Jiangsu Yingte Chemical Co., Ltd. | China national standards | MT | 1483.91 | USD | 20251201 |