| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1582.05 | USD | 20251202 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1511.43 | USD | 20251202 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 918.16 | USD | 20251202 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1695.06 | USD | 20251202 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1200.67 | USD | 20251202 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1186.54 | USD | 20251202 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1567.93 | USD | 20251202 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 925.22 | USD | 20251202 |
| Dongying Liancheng Chemical Co., Ltd. | China national standards | MT | 1200.67 | USD | 20251202 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 847.53 | USD | 20251202 |