| Vendor | Spec | Unit | Price | Currency | Date |
| Suzhou Zhaohua Chem | China national standards | MT | 282.31 | USD | 20251029 |
| Henan Qingmai Tech | China national standards | MT | 239.97 | USD | 20251029 |
| Jinan Jinrihe Chem | China national standards | MT | 183.5 | USD | 20251029 |
| Hubei Shuanghuan Tech | China national standards | MT | 232.91 | USD | 20251029 |
| Henan Baoxin Tech | China national standards | MT | 176.45 | USD | 20251029 |
| Henan Baiquan | China national standards | MT | 176.45 | USD | 20251029 |
| Henan Baoxin Tech | China national standards | MT | 176.45 | USD | 20251029 |
| Shanghai SKY Chem | China national standards | MT | 261.14 | USD | 20251029 |
| Hubei Shuanghuan Tech | China national standards | MT | 183.5 | USD | 20251029 |
| Shanghai SKY Chem | China national standards | MT | 194.8 | USD | 20251029 |