| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Kailong Chem | Industrial Grade | MT | 296.3 | USD | 20251121 |
| Shandong Yushuo Chem | Food Grade | MT | 296.3 | USD | 20251121 |
| Shandong Shuojia Chem | China national standards | MT | 303.35 | USD | 20251121 |
| Shandong Yushuo Chem | Industrial Grade | MT | 310.41 | USD | 20251121 |
| Shanghai SKY Chem | Industrial Grade | MT | 310.41 | USD | 20251121 |
| Shanghai Guoke | Food Grade | MT | 331.57 | USD | 20251121 |
| Suzhou Shangma Chem | China national standards | MT | 352.73 | USD | 20251121 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 338.62 | USD | 20251121 |
| Chizhou Xinyu Chem | China national standards | MT | 310.41 | USD | 20251121 |
| Shanghai Guoke | Industrial Grade | MT | 308.99 | USD | 20251121 |