| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chem | Reagent Grade | MT | 107.35 | USD | 20251202 |
| Shandong Huize Chem | Reagent Grade | MT | 107.35 | USD | 20251202 |
| Zhangzhou Sanan Chem | China national standards | MT | 141.25 | USD | 20251202 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 190.69 | USD | 20251202 |
| Shandong Qiangsen Chem | China national standards | MT | 103.12 | USD | 20251202 |
| Shandong Qiangsen Chem | China national standards | MT | 103.12 | USD | 20251202 |
| Jinan Jinrihe Chem | China national standards | MT | 84.75 | USD | 20251202 |
| Jinan Jinrihe Chem | China national standards | MT | 84.75 | USD | 20251202 |
| Shanghai Guoke | China national standards | MT | 124.3 | USD | 20251202 |
| Henan Baoxin Tech | China national standards | MT | 138.43 | USD | 20251202 |