| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Baiquan | China national standards | MT | 166.69 | USD | 20251128 |
| Henan Baoxin Tech | China national standards | MT | 165.28 | USD | 20251128 |
| Pingxiang Lixin BioTech | China national standards | MT | 183.64 | USD | 20251128 |
| Henan Shunzhibang | China national standards | MT | 254.28 | USD | 20251128 |
| Wuhan Hengjiu Chem | China national standards | MT | 183.64 | USD | 20251128 |
| Henan Junma Chem | China national standards | MT | 190.71 | USD | 20251128 |
| Henan Leavit Chem | China national standards | MT | 159.63 | USD | 20251128 |
| Henan Baiquan | China national standards | MT | 165.3 | USD | 20251127 |
| Hubei Shuanghuan Tech | China national standards | MT | 165.3 | USD | 20251127 |
| Henan Baoxin Tech | China national standards | MT | 165.3 | USD | 20251127 |