| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Kunfeng Chem | Food Grade | MT | 268.18 | USD | 20251124 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 338.76 | USD | 20251124 |
| Shanghai Guoke | Industrial Grade | MT | 324.64 | USD | 20251124 |
| Chizhou Xinyu Chem | Industrial Grade | MT | 310.53 | USD | 20251124 |
| Henan Huiyi | China national standards | MT | 282.19 | USD | 20251123 |
| Zhangzhou Sanan Chem | China national standards | MT | 310.41 | USD | 20251123 |
| Henan Huiyihai | China national standards | MT | 275.13 | USD | 20251123 |
| Shandong Kailong Chem | Industrial Grade | MT | 282.19 | USD | 20251123 |
| Shandong Kailong Chem | Industrial Grade | MT | 253.97 | USD | 20251123 |
| Jinan Kunfeng Chem | China national standards | MT | 268.08 | USD | 20251122 |