| Vendor | Spec | Unit | Price | Currency | Date |
| Henan LanenChem | China national standards | MT | 177.75 | USD | 20251104 |
| Henan LanenChem | China national standards | MT | 237.0 | USD | 20251104 |
| Shandong Haihua | China national standards | MT | 190.45 | USD | 20251104 |
| Shandong Qiangsen Chem | China national standards | MT | 190.45 | USD | 20251104 |
| Suzhou Shangma Chem | China national standards | MT | 204.56 | USD | 20251104 |
| Pingxiang Lixin BioTech | China national standards | MT | 197.5 | USD | 20251104 |
| Hubei Shuanghuan Tech | China national standards | MT | 197.5 | USD | 20251104 |
| Pingxiang Lixin BioTech | China national standards | MT | 190.45 | USD | 20251104 |
| Pingxiang Lixin BioTech | China national standards | MT | 190.45 | USD | 20251104 |
| Pingxiang Lixin BioTech | China national standards | MT | 183.4 | USD | 20251104 |