| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Qingmai Tech | Industrial Grade | MT | 409.23 | USD | 20251113 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.23 | USD | 20251113 |
| Shanghai SKY Chem | Food Grade | MT | 331.62 | USD | 20251113 |
| Shanghai SKY Chem | Industrial Grade | MT | 310.45 | USD | 20251113 |
| Henan Huiyihai | China national standards | MT | 275.17 | USD | 20251113 |
| GuangZhan Chem | China national standards | MT | 268.12 | USD | 20251113 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.35 | USD | 20251112 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.35 | USD | 20251112 |
| GuangZhan Chem | Food Grade | MT | 282.35 | USD | 20251112 |
| GuangZhan Chem | China national standards | MT | 254.12 | USD | 20251112 |