| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1126.43 | USD | 20251014 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.62 | USD | 20251014 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 929.3 | USD | 20251014 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1302.43 | USD | 20251014 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 971.54 | USD | 20251014 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1084.19 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1196.83 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1295.39 | USD | 20251014 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1196.83 | USD | 20251014 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1154.59 | USD | 20251014 |