| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem | China national standards | MT | 123.86 | USD | 20251011 |
| Shandong Laya Chem | Reagent Grade | MT | 57.71 | USD | 20251011 |
| Shanghai Guoke | China national standards | MT | 123.86 | USD | 20251010 |
| Jinan Xinhou | China national standards | MT | 168.9 | USD | 20251010 |
| Hunan Jianghai Env | China national standards | MT | 123.86 | USD | 20251010 |
| Hunan Jianghai Env | China national standards | MT | 534.85 | USD | 20251010 |
| Shandong Qiangsen Chem | China national standards | MT | 102.75 | USD | 20251010 |
| Shandong Qiangsen Chem | China national standards | MT | 102.75 | USD | 20251010 |
| Zhangzhou Sanan Chem | China national standards | MT | 140.75 | USD | 20251010 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.49 | USD | 20251010 |