| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 845.68 | USD | 20251018 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 916.15 | USD | 20251018 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 817.49 | USD | 20251017 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 845.68 | USD | 20251017 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 845.68 | USD | 20251017 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 817.49 | USD | 20251017 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 817.49 | USD | 20251017 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 986.62 | USD | 20251017 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1141.67 | USD | 20251017 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1057.1 | USD | 20251017 |