| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 848.26 | USD | 20251204 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 848.26 | USD | 20251204 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 848.01 | USD | 20251203 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1243.75 | USD | 20251203 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 848.01 | USD | 20251203 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 791.47 | USD | 20251203 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1116.54 | USD | 20251203 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 848.01 | USD | 20251203 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 918.68 | USD | 20251203 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 989.34 | USD | 20251203 |