| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1567.93 | USD | 20251202 |
| Jiangsu Yangnong Chemical Co., Ltd. | China national standards | MT | 854.59 | USD | 20251202 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1059.41 | USD | 20251202 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1173.0 | USD | 20251201 |
| Weifang Yixin Chemical Co., Ltd. | China national standards | MT | 1646.43 | USD | 20251201 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1130.6 | USD | 20251201 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1695.9 | USD | 20251201 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 918.61 | USD | 20251201 |
| Jiangsu Yangnong Chemical Co., Ltd. | China national standards | MT | 855.01 | USD | 20251201 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 1144.73 | USD | 20251201 |