| Vendor | Spec | Unit | Price | Currency | Date |
| Chengdu Rongjiaxin Chem | China national standards | MT | 339.23 | USD | 20251206 |
| Shandong Qiangsen Chem | China national standards | MT | 190.82 | USD | 20251206 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.69 | USD | 20251206 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.69 | USD | 20251206 |
| Shandong Longhui Chem | Food Grade | MT | 303.89 | USD | 20251206 |
| Henan Huiyi | China national standards | MT | 282.69 | USD | 20251206 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.69 | USD | 20251206 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.69 | USD | 20251206 |
| Hunan Yinqiao | China national standards | MT | 318.03 | USD | 20251205 |
| Jinan Kunfeng Chem | China national standards | MT | 318.03 | USD | 20251205 |