| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1200.29 | USD | 20251117 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1016.72 | USD | 20251117 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 847.27 | USD | 20251117 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 917.87 | USD | 20251117 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1228.54 | USD | 20251117 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1101.45 | USD | 20251117 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 988.48 | USD | 20251117 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 917.87 | USD | 20251117 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 988.48 | USD | 20251117 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1129.69 | USD | 20251117 |