| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyihai | China national standards | MT | 275.14 | USD | 20251119 |
| Shandong Jiaen Chem | China national standards | MT | 268.09 | USD | 20251119 |
| Jinan Kunfeng Chem | Food Grade | MT | 317.47 | USD | 20251119 |
| Shandong Kailong Chem | Industrial Grade | MT | 317.47 | USD | 20251119 |
| Shandong Fusheng | Industrial Grade | MT | 282.2 | USD | 20251119 |
| Suzhou Shangma Chem | China national standards | MT | 352.75 | USD | 20251119 |
| Shanghai Guoke | China national standards | MT | 309.01 | USD | 20251119 |
| Shanghai Guoke | China national standards | MT | 331.58 | USD | 20251119 |
| Jinan Kunfeng Chem | China national standards | MT | 268.09 | USD | 20251119 |
| Wuhan Hengjiu Chem | China national standards | MT | 282.2 | USD | 20251119 |