| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 861.72 | USD | 20251130 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1073.61 | USD | 20251130 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1101.87 | USD | 20251130 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 960.6 | USD | 20251130 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 988.85 | USD | 20251130 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1200.75 | USD | 20251129 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1271.38 | USD | 20251129 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1200.75 | USD | 20251129 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1200.75 | USD | 20251129 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 988.85 | USD | 20251129 |