| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Kaijie Water | China national standards | MT | 1057.75 | USD | 20251120 |
| Henan Leavit Chem | 500 VOCs | MT | 507.72 | USD | 20251120 |
| Henan Huiyihai | 300 VOCs | MT | 324.38 | USD | 20251120 |
| Shandong Jinwen Chem | Purified Water | MT | 507.72 | USD | 20251120 |
| Henan Huiyi | China national standards | MT | 211.55 | USD | 20251120 |
| Henan Qingmai Tech | 800 VOCs | MT | 1057.75 | USD | 20251120 |
| Shanghai Yongkun | Purified Water | MT | 507.72 | USD | 20251120 |
| Henan Baoxin Tech | China national standards | MT | 944.93 | USD | 20251120 |
| Shanghai Yongkun | Purified Water | MT | 500.67 | USD | 20251120 |
| Shanghai Yongkun | 1000 VOCs | MT | 1226.99 | USD | 20251120 |