一、环境舱的测试原理：

环境舱测试污染物释放的过程可以概述为：将材料和产品或其样本置于测试舱中，根据需要调节舱中的温度、相对湿度和空气置换率等环境条件；在环境舱的排气口或内部取样；采用适当的方法分析气体样本，识别主要的污染物及其浓度随时间的变化；然后根据测量的浓度确定材料和产品的释放率和释放特性。

二、环境舱的设计参考标准

design reference standard of the environmental chamber

1美国测试和材料协会标准

(american society for testing and materials，astm)

1.1测试vocs释放 test on emission of vocs

a、astm d 5116-97《小尺度环境箱测定室内材料和产品中侑机释放的标准指南》“standard guide for small-scale environmental chamber determinations 0f organic emissions from indoor materials／products”。

b、astm d 6330-98《规定测试条件下小型环境箱测定木制板材中vocs(除甲醛)释放的标准操作》“standard practice for determination of volatile organic compounds (excluding formaldehyde) emissions from wood-based  panels using small environmental chambers under defined test conditions”。

c、astm d 6670-01《全尺度环境箱测定室内材料和产品vocs中释放的标准操作》“standard practice for full-scale chamber determination of volatile organic emissions from indoor materials／products”。

1.2测试甲醛释放 test on emission of formaldehyde

a、e 1333—96《大型环境箱测定木制品释放气体中甲醛浓度和释放率的标准测试方法》“standard test method for determining formaldehyde concentrations in air and emission rates from wood products using a large chamber”。

b、astm d 6007-02《小尺度环境箱测定木制品释放气体中甲醛浓度的标准测试方法》“standard test method for determining formaldehyde concentration in air from wood products using a small scale chamber”。

2 欧洲标准 (cen european committee for standardization)

a、env 13419-1《建筑产品—vocs释放量的测定第壹部分：释放测试环境箱方法》“building products-determination of the emission of volatile organic compounds-part 1：emission test chamber method”。

b、测试甲醛释放env 717-1《人造板甲醛释放量测量环境箱法》test on the formaldehyde emission , “wood-based panels determination of formaldehyde release-part 1：formaldehyde emission by the chamber method”。

3 中国标准：chinese standard

a、测试vocs释放：gb  18580-200 1《室内装饰装修材料—地毯、地毯衬垫及地毯胶粘剂有害物质释放限量》中附录a(规范性附录)：小型环境试验舱法。test on emission of vocs:gb 18580-200 1 “indoor decorating and refurbishing materials—limitations of harmful substances emitted from carpets, carpets cushions and adhesives” appendixa (normative appendix): small-scale environmental chamber determinations

b、测试甲醛释放gbl8580-2001《室内装饰装修材料——人造板及其制品中甲醛释放限量》中6.4节：气候箱法测定饰面人造板甲醛释放量。

test on emission of formaldehyde: “indoor decorating and refurbishing materials—limit of formal dehyde emission of wood-based panels and finishing products” section 6.4: climate chamber determination of dehyde emission of wood-based panel veneer.

4  其它标准：other standards

      astm d 5116-97

      astm d 3237-00

      astm d 6803-02

      astm d 6007-02

      astm d 6330-98

      iso 16000-6 indoor air-part 6

      jisa 1901

*   试验箱满足以下试验标准：

*   test chamber should satisfy the following test standards:

astm d 6007-02

加州ansi/bifma x7.1-2007

california ansi/bifma x7.1-2007

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