| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Longhui Chem | Food Grade | MT | 303.7 | USD | 20251202 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.51 | USD | 20251202 |
| Hunan Yinqiao | Industrial Grade | MT | 317.82 | USD | 20251202 |
| Shandong Kailong Chem | Industrial Grade | MT | 317.82 | USD | 20251202 |
| Shandong Kailong Chem | Industrial Grade | MT | 254.26 | USD | 20251202 |
| Shandong Kailong Chem | Industrial Grade | MT | 254.26 | USD | 20251202 |
| Shanghai Guoke | Food Grade | MT | 346.07 | USD | 20251202 |
| Shandong Kailong Chem | Industrial Grade | MT | 282.51 | USD | 20251202 |
| Shandong Qiangsen Chem | China national standards | MT | 190.69 | USD | 20251202 |
| Henan Huiyi | China national standards | MT | 282.51 | USD | 20251202 |