| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Yangnong Chemical Co., Ltd. | China national standards | MT | 855.08 | USD | 20251203 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1696.02 | USD | 20251203 |
| Dongying Hebang Chemical Co., Ltd. | China national standards | MT | 1356.81 | USD | 20251203 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1272.01 | USD | 20251203 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1187.21 | USD | 20251203 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1356.81 | USD | 20251203 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1582.95 | USD | 20251203 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1625.35 | USD | 20251203 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 925.74 | USD | 20251203 |
| Hunan Jinyu Fine Chemical Co., Ltd. | China national standards | MT | 1582.95 | USD | 20251203 |