| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 964.14 | USD | 20251011 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 914.87 | USD | 20251011 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 928.95 | USD | 20251011 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1154.15 | USD | 20251011 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251011 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1301.94 | USD | 20251011 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 1182.3 | USD | 20251011 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1083.77 | USD | 20251011 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 1182.3 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 964.14 | USD | 20251011 |