| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | Food Grade | MT | 303.35 | USD | 20251121 |
| Shandong Kailong Chem | Industrial Grade | MT | 282.19 | USD | 20251121 |
| Shanghai Guoke | Food Grade | MT | 331.57 | USD | 20251121 |
| Henan Huiyi | China national standards | MT | 282.19 | USD | 20251121 |
| Suzhou Shangma Chem | China national standards | MT | 352.73 | USD | 20251121 |
| Zhangzhou Sanan Chem | China national standards | MT | 310.41 | USD | 20251121 |
| Shandong Yushuo Chem | Industrial Grade | MT | 310.41 | USD | 20251121 |
| Shandong Longhui Chem | Food Grade | MT | 303.35 | USD | 20251121 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.19 | USD | 20251121 |
| Suzhou ChemMat | China national standards | MT | 331.57 | USD | 20251121 |