| Vendor | Spec | Unit | Price | Currency | Date |
| Tangshan Sanyou | China national standards | MT | 183.71 | USD | 20251208 |
| Shandong Qiangsen Chem | China national standards | MT | 190.77 | USD | 20251208 |
| Henan Leavit Chem | China national standards | MT | 148.38 | USD | 20251208 |
| Jinan Jinrihe Chem | China national standards | MT | 169.58 | USD | 20251208 |
| Shanghai SKY Chem | China national standards | MT | 204.91 | USD | 20251208 |
| Shanghai SKY Chem | China national standards | MT | 204.91 | USD | 20251208 |
| Henan Shunzhibang | China national standards | MT | 268.5 | USD | 20251208 |
| Jiangxi Xinmao Chem | China national standards | MT | 190.77 | USD | 20251208 |
| Shanghai SKY Chem | China national standards | MT | 261.43 | USD | 20251208 |
| Hubei Shuanghuan Tech | China national standards | MT | 233.17 | USD | 20251208 |