| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 190.61 | USD | 20251114 |
| Chizhou Xinyu Chem | China national standards | MT | 197.67 | USD | 20251114 |
| Zhangzhou Sanan Chem | China national standards | MT | 225.91 | USD | 20251114 |
| Shanghai Guoke | China national standards | MT | 261.21 | USD | 20251114 |
| Pingxiang Lixin BioTech | China national standards | MT | 190.61 | USD | 20251114 |
| Hubei Shuanghuan Tech | China national standards | MT | 190.61 | USD | 20251114 |
| Anhui Haozhan Tech | China national standards | MT | 204.73 | USD | 20251114 |
| Shandong Hanyue Chem | China national standards | MT | 190.61 | USD | 20251114 |
| Shandong Hongyang Chem | China national standards | MT | 190.61 | USD | 20251114 |
| Jinan Jinrihe Chem | China national standards | MT | 180.73 | USD | 20251114 |