| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyihai | China national standards | MT | 211.79 | USD | 20251125 |
| Henan Huiyihai | 300 VOCs | MT | 211.79 | USD | 20251125 |
| Shanghai Yongkun | 1000 VOCs | MT | 1222.71 | USD | 20251125 |
| Henan Shunzhibang | China national standards | MT | 776.55 | USD | 20251125 |
| Shanghai Yongkun | 1000 VOCs | MT | 1214.95 | USD | 20251125 |
| Henan Qingmai Tech | 800 VOCs | MT | 1058.93 | USD | 20251125 |
| Henan Huiyi | China national standards | MT | 211.79 | USD | 20251125 |
| Henan Huiyihai | 300 VOCs | MT | 324.74 | USD | 20251125 |
| Henan Qingmai Tech | China national standards | MT | 790.67 | USD | 20251125 |
| Henan Sendi EnvTech | China national standards | MT | 352.98 | USD | 20251125 |