| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Songshan Tech | China national standards | MT | 1837.09 | USD | 20251208 |
| Hebei Junshen Tech | 900 VOCs | MT | 607.65 | USD | 20251208 |
| Shandong Huize Chem | China national standards | MT | 508.73 | USD | 20251208 |
| Henan Songshan Tech | China national standards | MT | 1384.88 | USD | 20251208 |
| Henan Shunzhibang | China national standards | MT | 777.23 | USD | 20251208 |
| Henan Kaijie Water | 1000 VOCs | MT | 1243.57 | USD | 20251208 |
| Shandong Jinwen Chem | Purified Water | MT | 508.73 | USD | 20251208 |
| Henan Songshan Tech | Purified Water | MT | 565.26 | USD | 20251208 |
| Henan Huiyi | China national standards | MT | 211.97 | USD | 20251208 |
| Hebei Junshen Tech | 700 VOCs | MT | 325.02 | USD | 20251208 |