| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 281.8 | USD | 20251020 |
| Shandong Kailong Chem | Industrial Grade | MT | 281.89 | USD | 20251019 |
| Guangzhou Tianyue Chem | Industrial Grade | MT | 239.61 | USD | 20251019 |
| Guangzhou Tianyue Chem | Industrial Grade | MT | 225.51 | USD | 20251019 |
| Jinan Kunfeng Chem | Food Grade | MT | 331.22 | USD | 20251019 |
| Zhangzhou Sanan Chem | China national standards | MT | 310.08 | USD | 20251019 |
| Shandong Shuojia Chem | China national standards | MT | 303.03 | USD | 20251018 |
| Shandong Yushuo Chem | China national standards | MT | 310.08 | USD | 20251018 |
| Shandong Kailong Chem | China national standards | MT | 295.99 | USD | 20251018 |
| Shandong Yushuo Chem | China national standards | MT | 295.99 | USD | 20251018 |