| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 887.96 | USD | 20251017 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1113.48 | USD | 20251017 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 930.25 | USD | 20251017 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1099.38 | USD | 20251017 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1099.38 | USD | 20251017 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 923.2 | USD | 20251017 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1240.33 | USD | 20251017 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1099.38 | USD | 20251017 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 986.62 | USD | 20251017 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 930.25 | USD | 20251017 |