Usage:
*confirm the influence of environment variables on the release rate and release properties of materials and products;
*Grade materials and products according to their release properties;
*Develop and validate the proposed model of indoor air pollutions;
*Evaluate indoor air quality(IAQ) according to the data and proposed model of indoor pollutants;
Reference Standards:
*GB 18580 ”Indoor Decorating and Renovating Materials Limit of Formaldehyde Emission of Manmade Board and its Products”
*GB 18587 ”Indoor Decorating and Renovating Materials Releasing Limitation of Harmful Substances from Carpet,Carpet Pad and Carpet Adhesive”
*GB 18584 ”Indoor Decorating and Renovating Materials Limits of Harmful Substances from Wooden Furniture(Exposure draft）
*Upholstered Furniture Limits of Harmful Substances from Sofa(Exposure draft) and Climate Chamber for Detection of Volatile Organic Compounds in Furniture(Exposure draft)
*LY/T1980-2011 “Detection Box for Release Quantity of Volatile Organic Compounds(VOC) and Formaldehyde LY/T 1981-2011 Detection Box for Release Quantity of Formaldehyde with Gas Analysis Method”
*LY/T1982-2011 “Large Climate Chamber for Detection of Release Quantity of Formaldehyde of Manmade Board and its Products”
Technical Parameters:
Product Model | C-50 | C-100 | C-250 | C-500 | C-1000 | |||
Volume of chamber(WxDxH) | 56*30*30 | 63*40*40 | 70*60*60 | 102*70*70 | 158*80*80 | |||
Environmental temperature | 5~35℃ | |||||||
Environmental humidity | ≤90%R.H | |||||||
Requirements for Environmental | Cleanliness No pollutant source in the surrounding environment TVOC 500μg/m³ | |||||||
Adjustable range of temperature | 10~40℃ high temperature cleaning 250℃ | |||||||
Adjustable range of humidity | 40~70%R.H(20℃~30℃) | |||||||
Pressure | 10±5pa | |||||||
Temperature fluctuation | ±0.3℃(fluctuation) | |||||||
Temperature deviation | ±0.5℃(deviation) | |||||||
Humidity fluctuation | ±2.5%R.H | |||||||
Humidity deviation | ±3% | |||||||
Air exchange rate | 0.2~5/h±5%(optional 0.2~3/h±5%) | |||||||
Air velocity | 0.1m/s 0.3m/s(Range) | |||||||
Power | Alternating current 380V/50Hz three-phase power supply 4/5 wiring system | |||||||
Starting power | 11kw | 18kw | 30kw | 35kw | ||||
Operating power | 5kw | 8kw | 14kw | 16kw | ||||
Rate of recovery | Formaldehyde have a recovery rate larger than 90% | |||||||
Clean air system | Standard configuration | |||||||
Background concentration for formaldehyde | smaller than 15μg/m³,the lowest 6μg/m³ | |||||||