| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 916.55 | USD | 20251023 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 817.85 | USD | 20251023 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 817.85 | USD | 20251023 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 987.06 | USD | 20251023 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.05 | USD | 20251023 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 986.55 | USD | 20251022 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 916.09 | USD | 20251022 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 916.09 | USD | 20251022 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 789.24 | USD | 20251022 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 958.37 | USD | 20251022 |