| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 972.79 | USD | 20251021 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1141.97 | USD | 20251021 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1015.09 | USD | 20251021 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1304.1 | USD | 20251021 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1071.48 | USD | 20251021 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1198.36 | USD | 20251021 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 916.4 | USD | 20251021 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |