| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 190.5 | USD | 20251106 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 338.67 | USD | 20251106 |
| Shandong Fusheng | Industrial Grade | MT | 282.23 | USD | 20251106 |
| Zhangzhou Sanan Chem | China national standards | MT | 310.45 | USD | 20251106 |
| Jinan Kunfeng Chem | Food Grade | MT | 282.23 | USD | 20251106 |
| Shandong Longhui Chem | China national standards | MT | 303.24 | USD | 20251105 |
| Jinan Kunfeng Chem | China national standards | MT | 282.08 | USD | 20251105 |
| Shanghai Guoke | China national standards | MT | 331.45 | USD | 20251105 |
| Shanghai Guoke | China national standards | MT | 308.88 | USD | 20251105 |
| Chizhou Xinyu Chem | China national standards | MT | 310.29 | USD | 20251105 |