| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 692.59 | USD | 20251207 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 749.13 | USD | 20251207 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 749.13 | USD | 20251207 |
| Henan Zhongyuan Dahua Group Co., Ltd. | China national standards | MT | 706.72 | USD | 20251207 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 706.72 | USD | 20251207 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 749.13 | USD | 20251207 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 706.72 | USD | 20251205 |
| Hualu Holdings Group Co., Ltd. | China national standards | MT | 876.34 | USD | 20251205 |
| Henan Zhongyuan Dahua Group Co., Ltd. | China national standards | MT | 706.72 | USD | 20251205 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 918.74 | USD | 20251205 |