| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Huize Chem | Reagent Grade | MT | USD | 20250718 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250717 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250716 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250715 | |
| Jinan Hongyi Bio | 24% | MT | USD | 20250715 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250714 | |
| Jinan Hongyi Bio | 24% | MT | USD | 20250714 | |
| Jinan Hongyi Bio | 24% | MT | USD | 20250713 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250712 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250711 |
