| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Sendi EnvTech | China national standards | MT | 197.67 | USD | 20251125 |
| Henan Sendi EnvTech | China national standards | MT | 194.84 | USD | 20251125 |
| Henan Sendi EnvTech | China national standards | MT | 201.9 | USD | 20251125 |
| Jiangxi Xinmao Chem | China national standards | MT | 190.61 | USD | 20251125 |
| Pingxiang Lixin BioTech | China national standards | MT | 190.61 | USD | 20251125 |
| Pingxiang Lixin BioTech | China national standards | MT | 183.55 | USD | 20251125 |
| Pingxiang Lixin BioTech | China national standards | MT | 190.61 | USD | 20251125 |
| Hubei Shuanghuan Tech | China national standards | MT | 190.61 | USD | 20251125 |
| Henan Junma Chem | China national standards | MT | 190.61 | USD | 20251125 |
| Pingxiang Lixin BioTech | China national standards | MT | 183.55 | USD | 20251125 |