| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 1130.69 | USD | 20251210 |
| Shandong Yuxuan Chem | Industrial Grade | MT | 530.01 | USD | 20251210 |
| Shandong Yuxuan Chem | 90% | MT | 551.21 | USD | 20251210 |
| Liaocheng Yuanze Chem | Industrial Grade | MT | 593.61 | USD | 20251210 |
| Liaocheng Yuanze Chem | 90% | MT | 537.08 | USD | 20251210 |
| Liaocheng Yuanze Chem | China national standards | MT | 411.29 | USD | 20251210 |
| Liaocheng Yuanze Chem | China national standards | MT | 411.29 | USD | 20251210 |
| Shandong Huize Chem | China national standards | MT | 325.07 | USD | 20251210 |
| Jinan Zhongyin Mat | China national standards | MT | 411.29 | USD | 20251210 |
| Jinan Zhongyin Mat | 90% | MT | 467.82 | USD | 20251210 |