| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1113.81 | USD | 20251024 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 916.42 | USD | 20251024 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 817.73 | USD | 20251024 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 789.53 | USD | 20251024 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 789.53 | USD | 20251024 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 916.42 | USD | 20251024 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1057.41 | USD | 20251024 |