| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Sanan Chem | China national standards | MT | 310.42 | USD | 20251119 |
| Shandong Kailong Chem | Industrial Grade | MT | 253.98 | USD | 20251119 |
| Shanghai Malu Chem | Industrial Grade | MT | 303.43 | USD | 20251118 |
| Shanghai Guoke | Food Grade | MT | 331.66 | USD | 20251118 |
| Shanghai Guoke | Industrial Grade | MT | 309.08 | USD | 20251118 |
| Shanghai Malu Chem | China national standards | MT | 310.49 | USD | 20251118 |
| Chizhou Xinyu Chem | Industrial Grade | MT | 310.49 | USD | 20251118 |
| Suzhou Shangma Chem | Industrial Grade | MT | 352.83 | USD | 20251118 |
| Shandong Fusheng | Industrial Grade | MT | 282.26 | USD | 20251118 |
| Changzhou Qidi Chem | Food Grade | MT | 310.49 | USD | 20251118 |