| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 1151.47 | USD | 20251127 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1130.28 | USD | 20251127 |
| Hunan Jinyu Fine Chemical Co., Ltd. | China national standards | MT | 1582.39 | USD | 20251127 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 1144.41 | USD | 20251127 |
| Hunan Yuanshuo Fine Chemical Co., Ltd. | China national standards | MT | 1667.16 | USD | 20251127 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1568.26 | USD | 20251127 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1568.26 | USD | 20251127 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 847.71 | USD | 20251127 |
| Dongying Liancheng Chemical Co., Ltd. | China national standards | MT | 1200.92 | USD | 20251127 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1709.55 | USD | 20251127 |