| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 790.34 | USD | 20251118 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1058.48 | USD | 20251118 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 959.69 | USD | 20251118 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.79 | USD | 20251118 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.79 | USD | 20251118 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 987.92 | USD | 20251118 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1143.16 | USD | 20251118 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.79 | USD | 20251118 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 790.34 | USD | 20251118 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.79 | USD | 20251118 |