| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Qingmai Tech | Industrial Grade | MT | 408.85 | USD | 20251021 |
| Henan Huiyihai | China national standards | MT | 274.92 | USD | 20251021 |
| Jinan Jinhao Chem | Industrial Grade | MT | 281.97 | USD | 20251021 |
| Jinan Jinhao Chem | Industrial Grade | MT | 281.97 | USD | 20251021 |
| Wuhan Hengjiu Chem | China national standards | MT | 281.97 | USD | 20251021 |
| Shanghai SKY Chem | Industrial Grade | MT | 307.35 | USD | 20251021 |
| Shanghai Guoke | Food Grade | MT | 331.31 | USD | 20251021 |
| Shandong Qiangsen Chem | China national standards | MT | 190.33 | USD | 20251021 |
| Chizhou Xinyu Chem | Industrial Grade | MT | 253.77 | USD | 20251021 |
| Zhangzhou Sanan Chem | China national standards | MT | 310.16 | USD | 20251021 |