| Vendor | Spec | Unit | Price | Currency | Date |
| GuangZhan Chem | China national standards | MT | 186.47 | USD | 20251130 |
| Henan Shunzhibang | China national standards | MT | 268.4 | USD | 20251130 |
| Henan Junma Chem | China national standards | MT | 190.71 | USD | 20251130 |
| Henan Shunzhibang | China national standards | MT | 254.28 | USD | 20251130 |
| Pingxiang Lixin BioTech | China national standards | MT | 183.64 | USD | 20251130 |
| Zhangzhou Sanan Chem | China national standards | MT | 211.9 | USD | 20251130 |
| Guangdong Huihao | China national standards | MT | 211.9 | USD | 20251129 |
| Henan Leavit Chem | China national standards | MT | 162.45 | USD | 20251129 |
| Tangshan Sanyou | China national standards | MT | 183.64 | USD | 20251129 |
| Guangdong Huihao | China national standards | MT | 211.9 | USD | 20251129 |