HCHO / TVOC measuring device BQ16. Rechargeable Li-batterty, compact size and light weight, easy to carry. The TVOC is considered an important indicator for indoor hygiene and indoor air quality (IAQ). Large LCD display, showing real-time air quality readings. However, at present the avai- lable data do not allow establishing of thresholds for TVOC. 1. We’ll help you to work out whether it’s worth paying extra for a high-end version or whether you’re getting just as good a deal by getting the cheaper item. Favorable price indoor air quality monitor can perform 24-hour real time monitoring PM2.5, HCHO, TVOC, PM1.0, PM10, Temperature and Humidity. Some models comes with the temperature and humidity measurement. And the meter can show you the AIr Quality Index (AQI) on the LCD screen for your reference. The HCHO Tester provides a real time measurement of HCHO and TVOC tech product to meet with a variety of occasions air pollution measurement needs, timely responds air pollution. With a measuring range of 0.00 to 5.00 ppm and a resolution of 0.01 ppm the BQ16 permits the detection of even minor formaldehyde concentrations in the room air. Portable air quality monitor for home/office/car, measuring PM2.5, PM1.0, PM10, HCHO, TVOC, AQI, temperature and humidity and real-time displaying on the LCD screen. According to the Federal Environment Agency, the air in rooms intended for long-term stays must not permanently exceed a TVOC value ranging between 1 and 3 mg/m³. Therefore, the TVOC concentration and its effects are purely indicative. Toxic pulmonary oedema, pneumonia, risk of death! Additional Resources. We are happy to provide further information available. Molecular formula HCHO Molecular weight 30.03 g/mol Melting Point-118 to -92°C Boiling Point-21 to -19 °C Vapor pressure 516 kPa Conversion: ppb ->µg/m 3 × 1.23 wood-based materials, flooring or textiles, can contaminate the breathing air in closed rooms for a long time through outgassing. • CO2 and TVOC were rightly predicted by the machine learning while HCHO prediction was not good due to low autocorrelation. It has the chemical formula HCHO or CH 2 O. Formaldehyde is present in outdoor air but indoor air formaldehyde concentrations are usually much higher because of indoor formaldehyde sources. Owing to the complexity of VOCs, both the individual health effects on the human body and their intensity can be different and vary greatly in certain cases. VAT), You save: 66.45 Â£ Formaldehyde (HCHO) and volatile organic compounds (VOC) are certainly the most common and the most dangerous substance groups with regard to indoor air exposure. Built-in large capacity Li-battery, the meter is capable of working for a long time. Initial HCHO emission was faster than TVOC. Air Quality Index, showing the current AQI index. Please look for them carefully. For this reason both concentrations can be measured simultaneously in real time using the BQ16 to ensure that the room air pollution is … Built-in large capacity Li-battery, the meter is capable of working for a long time. Application of the Standard 62.1-2007 indoor air quality procedure to retail stores The air quality meter features light and portable, large LCD display and high-capacity rechargeable lithium battery, high accuracy but low cost, best for home, office and car. Common sources of formaldehyde are pressed wood products such as plywood and glues and adhesives. Following the guideline of the German Federal Environment Agency, a formaldehyde concentration of 0.1 mg per cubic metre of indoor air is not to be exceeded – not even for a brief period! Using independent HCHO and TVOC air detection probe. Many substances, such as natural gas, could be classified as volatile organic compounds (VOCs). Friday: 8:00am - 5:00pm (CET). With four independent sensors, high accuracy and fast response. Light and compact indoor air quality monitor can detect PM2.5, HCHO, TVOC, AQI, PM1.0, PM10, multiple functions yet simple operation. 2. HCHO /TVOC Multi-Function Air Quality Monitor gas analyzer controller transmitter Indoor air detector PM2.5/PM10, You can get more details about from mobile site on m.alibaba.com Easy operation, quick response and accurate detection. Light and compact indoor air quality monitor can detect PM2.5, HCHO, TVOC, AQI, PM1.0, PM10, multiple functions yet simple operation. Formaldehyde is an organic air pollutant containing one atom of carbon, one atom of oxygen and two atoms of hydrogen. A : HCHO≤ 0.10mg / m3 TVOC≤ 0.60mg / m3 According to ("indoor air quality standards" GB / T 18883-2002 and GB 50325-2001 Class II civil construction). In addition to serious health concerns, there is the psychological aspect: homes, offices, and other environments that smell clean typically seem more welcoming than areas with foul odors caused by organic compounds. Methanal – also known as formaldehyde – is the chemical precursor for many industrial products ranging from varnishes or paints to adhesives and binding agents, even preservatives. China Portable Indoor Hcho and Tvoc Gas Analyzer, Find details about China Air Quality Monitor, Formaldehyde Meter from Portable Indoor Hcho and Tvoc Gas Analyzer - Vson Technology Co., Ltd. "Total volatile organic compounds" as the group of compounds are not generally used. Both measured values are simultaneously indicated on the easily legible display of the BQ16 with on-demand background illumination. Function: Portable handheld air detector of CO2, PM2.5, PM10, HCHO, TVOC and offer each value’s environment result. A simple but powerful air quality monitor. Formaldehyde Gas HCHO Characteristics, Toxicity, Gas Exposure Limits. Easy to read numbers surrounded by LCD Color Screen Digital Display with air quality light indication and support of an mean value will let you know if you air is unsafe and you need to take some actions. Built-in high capacity rechargeable lithium battery for long-time working. Handheld Air Quality Monitor, PM2.5/HCHO/TVOC/Temperature/Humidity, Home Air Quality Monitor, PM2.5/PM1.0/PM10/CO2/TVOC/Temperature/Humidity, Indoor Air Quality Monitor, PM2.5/PM1.0/PM10/HCHO/TVOC/TEMP/HUM, Portable Air Quality Monitor, PM2.5/HCHO/TVOC/Temperature/Humidity, Main device, USB charging cable, user manual, 2.8" TFT LCD display with 320 * 240 pixels. This is also called the "sick building syndrome". Handheld air quality monitor for sale, supports multiple detection PM2.5/PM1.0/PM10, AQI, formaldehyde (HCHO), TVOC, temperature and humidity. Other functions like time, calendar and alarm clock are included. Owing to its particular toxicity, formaldehyde was classified as category 1B carcinogen in accordance with the European Chemicals Directive (CLP) – as presumed to have carcinogenic potential for humans. All rights reserved. BRAMC BR-HOL-1210 6-in-1 Air Quality Monitor PM1.0 PM2.5 PM10 Formaldehyde HCHO. Which is why they are referred to as volatile organic compounds and measured as the cumulative value TVOC (total volatile organic compounds) with recommended maximum values from the Federal Environment Agency. Test object: HCHO TVOC. incl. With a high-precision electrochemical formaldehyde sensor, it can directly transform the concentration of formaldehyde and TVOC in the air into visual data, providing air quality alert to effectively safeguard your family.Application Scope: Home, office, cab, etc.Features:1. Multifunctional detector for measuring PM2.5/PM1.0/PM10, CO2, TVOC, Temperature and Humidity. Light and portable, easy to use. Powered by internal 2200 mAh rechargeable lithium batteries, it can run about 6 hours without charging. plus VAT Formaldehyde (HCHO) and volatile organic compounds (VOC) are certainly the most common and the most dangerous substance groups with regard to indoor air exposure. Detectable substance: CO, CO2, HCHO, TVOC, AQI. The Air Ae Steward dust particle counter is a simple and reliable measuring instrument that combines ease of use and performance. RESET™ Air Standard for Commercial Interiors v2.0, 2018 Translation from mass concentration [µg/m³] to particle concentration [ppb] is based on an average molar mass of TVOC molecules, according to the TVOC mix proposed by Mølhave (Ref. About TVOC and the Laser Egg+ Chemical About TVOC. HCHO is listed in the World's largest and most authoritative dictionary database of abbreviations and acronyms The Free Dictionary In addition to HCHO, … Copyright © 2020 ATO.com. Along with carbon, they contain elements such as hydrogen, oxygen, fluorine, chlorine, bromine, sulfur or nitrogen. Manifold VOC sources can be found indoors, e.g. The measurement of formaldehyde by the HCHO standard is less than 0.10mg / m3 according to the standard for indoor spaces GB / T18883-2002. What is the standard for formaldehyde and TVOC values? Low price and high quality. Best home air quality monitor for sale. 209.17 £ ASHRAE Standard 189.1-2014, Sections 10.3.1.4 and 10.3.1.4 (b) 1. Using the BQ16 is agreeably easy: Upon switch-on the measuring device automatically determines the prevailing HCHO and TVOC concentrations. Either by inhaling the substance, in contact with skin or eyes. VOC concentrations are consistently higher indoors (up to 10 times, according to the U.S. EPA) than outdoors and are found in common household products and furnishings. SG$ 388.00. Volatile organic compounds (VOCs) are carcinogenic, harmful chemicals that can be released, or off-gassed, into the air. A: Good: 0~12 μg/m³, Medium: 12~35 μg/m³, Safety value 35~70 μg/m³, Unhealthy: over 70 μg/m³. This product is a multifunctional air detector that detects Formaldehyde (HCHO), Total Volatile Organic Compounds (TVOC), and Particulate Matter <2.5 micron-sized particles (PM2.5) with … Looking for online definition of HCHO or what HCHO stands for? Pm2.5 Gas Detector HCHO and TVOC detector WP6910, US $ 25 - 30 / Piece, Guangdong, China, VSON, WP6910.Source from Vson Technology Co., Ltd. on Alibaba.com. Press and hold the button for about 4 seconds in the off state, the buzzer will release the button after a “di” sound, and the tester will start to warm up and count down from 100 to 0. Hand-held HCHO TVOC monitor with integrative TFT color display2. With big LCD screen, real-time display and easy to read. CEM DT-900A 2-in-1 Formaldehyde HCHO & TVOC Meter. Many materials containing formaldehyde, e.g. Bacteria and virus-free room air in daycare centres, Bacteria- and virus-free room air in schools, Room air filtered from viruses in hotels and conference centres, Germ-free room air with H14 virus filtration in offices and public spaces, Air cleaner with H14 virus filtration for gyms and therapy rooms, Virus-free room and breathing air in supermarkets, DIY stores and shops, Virus-free room air in logistics centres and production areas, Cleaning of ventilation and air conditioning systems, Healthy and virus-free breathing air in retirement and nursing homes, Humidification in daycare centres and schools, Humidification in the instrument warehouse, Dehumidification in indoor ice-skating rinks, Mobile devices for sanitary, heating and ventilation engineers, Humidity regulation in gas distribution stations, Humidity regulation in gas turbine power stations, Rust protection: dehumidification in bridges, Dehumidification in fertilizer storage facilities, Dehumidification in wind turbine component depots, Dry air storage facilities: dehumidifying rather than heating, Carpet cleaning – Dehumidification in the drying room, Dehumidification in the confectionery manufacturing, Lyophilisation tunnels and frozen storage, Humidity regulation when storing wooden boats, Mobile central heating units for biogas plants, High-pressure fans in an international competition, Accident screen fences for policemen & rescuers, Wind/privacy shilds for events and catering, Medical treatment and storage tents for disasters, Work tents for earthworks by network operators, Indicative fever screening during an infectious disease epidemic, Fire detection by thermal imaging cameras, Infrared thermography for border security, Infrared thermography for steel production, Measuring technology tightness testing survival suits, Detection of bearing damage and cracks on wheels, UV lamps for SelectaDNA in police operations, Preserving the value of vintage cars & classic cars, Ascertainable measured values and functions, Formaldehyde – concentration-dependent effects, Irritation of mucous membranes (nose, throat) and eyes, Bearable for 30 minutes, increasing discomfort, lacrimation, Strong lacrimation already after a few minutes of exposure (lasting for up to 1 hour after exposure), immediate breathlessness, coughing, severe burning in throat, nose and eyes. flooring and floor coating, paints and varnishes, sealings and adhesives, furniture and carpets. 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Formaldehyde HCHO humidity measurement LCD screen, real-time display and easy to read CAS! Show gross price ( incl and 10.3.1.4 ( B ) 1 screen for your reference, PM10,,! Aqi data can also be displayed on the screen in Real time using the BQ16 to that. For ATO air quality monitor PM1.0 PM2.5 PM10 formaldehyde HCHO, compact size and light weight, operation! Through outgassing TVOC values custom tab1 ] M1000: HCHO, TVOC,,... Be taken chronically ill by VOC-polluted indoor air automatically determines the prevailing HCHO and TVOC indoor textiles can. Light weight, easy to carry air pollution is harmless: FAQ for ATO air quality Guide Strategies...