| Vendor | Spec | Unit | Price | Currency | Date |
| Pingxiang Lixin BioTech | China national standards | MT | 190.56 | USD | 20251029 |
| Hubei Shuanghuan Tech | China national standards | MT | 197.62 | USD | 20251029 |
| Henan Junma Chem | China national standards | MT | 190.56 | USD | 20251029 |
| Sichuan Hebang Bio | China national standards | MT | 232.91 | USD | 20251029 |
| Shandong Hongyang Chem | China national standards | MT | 190.56 | USD | 20251029 |
| Zhangzhou Sanan Chem | China national standards | MT | 225.85 | USD | 20251029 |
| Henan Kaijie Water | China national standards | MT | 211.74 | USD | 20251029 |
| Tongdai Haijing Soda | China national standards | MT | 169.36 | USD | 20251028 |
| Guangdong Huihao | China national standards | MT | 211.7 | USD | 20251028 |
| Hubei Shuanghuan Tech | China national standards | MT | 211.7 | USD | 20251028 |