Formaldehyde VOC Climate Chamber

1. Formaldehyde VOC climate chamber environmental test chamber method to test the carpet, carpet padding, wall coverings, drapery TVOC or free formaldehyde emissions, the specimen in the test conditions, the test chamber should be placed in the test time of 24he.

For gas sampling and analysis in the environmental chamber, the gas sampling system should be connected to the gas outlet of the environmental chamber before sampling.

2. The sampling volume for the determination of TVOC emissions in materials should be 10L, while the background value of the environmental test chamber should be deducted.

3. The sampling volume for the determination of free formaldehyde release in materials should be 10L-20L, and the test method should be in accordance with the current national standard "Method for the determination of formaldehyde in air in public places" GB/T 18204.

26 in the phenol reagent spectrophotometric method, while the background value of the environmental test chamber should be deducted.