| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 190.86 | USD | 20251204 |
| Shandong Yushuo Chem | Industrial Grade | MT | 311.03 | USD | 20251204 |
| Chizhou Xinyu Chem | Industrial Grade | MT | 311.03 | USD | 20251204 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.75 | USD | 20251204 |
| Henan Huiyihai | China national standards | MT | 275.68 | USD | 20251204 |
| Shandong Fusheng | Industrial Grade | MT | 282.75 | USD | 20251204 |
| Jinan Kunfeng Chem | Food Grade | MT | 332.24 | USD | 20251204 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.75 | USD | 20251204 |
| Shandong Shuojia Chem | China national standards | MT | 303.96 | USD | 20251204 |
| Henan Huiyi | China national standards | MT | 282.67 | USD | 20251203 |