| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Sanan Chem | China national standards | MT | 310.38 | USD | 20251102 |
| Shandong Jiaen Chem | China national standards | MT | 268.06 | USD | 20251101 |
| Henan Huiyihai | China national standards | MT | 275.11 | USD | 20251101 |
| Shandong Kailong Chem | Industrial Grade | MT | 317.44 | USD | 20251101 |
| Jinan Kunfeng Chem | Food Grade | MT | 317.44 | USD | 20251101 |
| Hunan Yinqiao | Industrial Grade | MT | 317.44 | USD | 20251101 |
| Henan Huiyi | China national standards | MT | 282.17 | USD | 20251101 |
| Shandong Qiangsen Chem | China national standards | MT | 190.46 | USD | 20251101 |
| Suzhou Shangma Chem | Industrial Grade | MT | 253.95 | USD | 20251101 |
| Chizhou Xinyu Chem | Industrial Grade | MT | 253.95 | USD | 20251101 |