| Vendor | Spec | Unit | Price | Currency | Date |
| Xiamen Yudeshun Chem | China national standards | MT | 1271.29 | USD | 20251202 |
| Guangzhou Tianyue Chem | China national standards | MT | 960.53 | USD | 20251202 |
| Guangzhou Tianyue Chem | China national standards | MT | 960.53 | USD | 20251202 |
| Qingdao Shengze Chem | China national standards | MT | 805.15 | USD | 20251202 |
| Qingdao Shengze Chem | Industrial Grade | MT | 812.22 | USD | 20251202 |
| Shandong Wells Chem | China national standards | MT | 1017.04 | USD | 20251202 |
| Shandong Wells Chem | China national standards | MT | 1031.16 | USD | 20251202 |
| Jinan Aochen Chem | China national standards | MT | 1017.04 | USD | 20251202 |
| Jinan Qi Mat | Industrial Grade | MT | 805.15 | USD | 20251202 |
| Shandong Wells Chem | China national standards | MT | 805.15 | USD | 20251202 |