| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Baoxin Tech | China national standards | MT | 945.58 | USD | 20251118 |
| Hebei Junshen Tech | 900 VOCs | MT | 606.86 | USD | 20251118 |
| Hebei Junshen Tech | 600 VOCs | MT | 310.49 | USD | 20251118 |
| Henan Sendi EnvTech | 1000 VOCs | MT | 635.09 | USD | 20251118 |
| Henan Huiyihai | China national standards | MT | 211.7 | USD | 20251118 |
| Shandong Jinwen Chem | Purified Water | MT | 508.07 | USD | 20251118 |
| Shandong Jinwen Chem | China national standards | MT | 508.07 | USD | 20251118 |
| Henan Kaijie Water | China national standards | MT | 1058.48 | USD | 20251118 |
| Henan Kaijie Water | 1000 VOCs | MT | 1241.96 | USD | 20251118 |
| Henan Kaijie Water | China national standards | MT | 1059.08 | USD | 20251117 |