| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyi | China national standards | MT | 211.79 | USD | 20251114 |
| Henan Sendi EnvTech | China national standards | MT | 352.98 | USD | 20251114 |
| Henan Sendi EnvTech | 1000 VOCs | MT | 635.37 | USD | 20251114 |
| Henan Kaijie Water | 1000 VOCs | MT | 1242.5 | USD | 20251114 |
| Hebei Junshen Tech | 700 VOCs | MT | 324.74 | USD | 20251114 |
| Hebei Junshen Tech | 900 VOCs | MT | 607.13 | USD | 20251114 |
| Hebei Junshen Tech | 600 VOCs | MT | 310.62 | USD | 20251114 |
| Henan Sendi EnvTech | China national standards | MT | 352.98 | USD | 20251114 |
| Henan Kaijie Water | China national standards | MT | 1058.95 | USD | 20251114 |
| Shandong Jinwen Chem | Purified Water | MT | 508.3 | USD | 20251114 |