| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Sanan Chem | China national standards | MT | 211.88 | USD | 20251126 |
| Jinan Jinrihe Chem | China national standards | MT | 155.38 | USD | 20251126 |
| Pingxiang Lixin BioTech | China national standards | MT | 183.63 | USD | 20251126 |
| Sichuan Hebang Bio | China national standards | MT | 233.06 | USD | 20251126 |
| Pingxiang Lixin BioTech | China national standards | MT | 190.69 | USD | 20251126 |
| Pingxiang Lixin BioTech | China national standards | MT | 183.63 | USD | 20251126 |
| Henan Sendi EnvTech | China national standards | MT | 201.99 | USD | 20251126 |
| Wuhan Hengjiu Chem | China national standards | MT | 232.97 | USD | 20251125 |
| Wuhan Hengjiu Chem | China national standards | MT | 183.55 | USD | 20251125 |
| Wuhan Hengjiu Chem | China national standards | MT | 206.14 | USD | 20251125 |