| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Guoke | China national standards | MT | 260.58 | USD | 20251015 |
| Chizhou Xinyu Chem | China national standards | MT | 211.28 | USD | 20251015 |
| Shandong Qiangsen Chem | China national standards | MT | 190.15 | USD | 20251015 |
| Pingxiang Lixin BioTech | China national standards | MT | 197.2 | USD | 20251015 |
| Hubei Shuanghuan Tech | China national standards | MT | 197.2 | USD | 20251015 |
| Pingxiang Lixin BioTech | China national standards | MT | 190.15 | USD | 20251015 |
| Pingxiang Lixin BioTech | China national standards | MT | 183.11 | USD | 20251015 |
| Pingxiang Lixin BioTech | China national standards | MT | 190.15 | USD | 20251015 |
| Henan Junma Chem | China national standards | MT | 190.15 | USD | 20251015 |
| Shandong Hongyang Chem | China national standards | MT | 190.15 | USD | 20251015 |