有自己测空气质量的仪器卖吗？ - 未名空间MITBBS历史存档

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有自己测空气质量的仪器卖吗？

有自己测空气质量的仪器卖吗？# Living

b*u2012-10-07 07:10

1 楼

将pp的和没pp的进行了比较，通过率也没啥区别哈；但貌似版上很多人都排斥pp哈，而
且都默认pp会降低通过率。。。。。。难道是我太嫩？

x*32012-10-07 07:10

2 楼

家需要做点renovation,因为孩子还很小，家里老人都非常concerned，觉得会对孩子的
健康很不好（国内好像很少人住着做renovation的),想问问有没有仪器可以自己用来测
空气质量，尤其看看例如甲醛这种有害气体有没有超标。
谢谢。
★ 发自iPhone App: ChineseWeb 7.5

A*n2012-10-07 07:10

3 楼

个人觉得，这种比较不是很合理，除非你能证明pp和非pp的人背景相同。

【在 b******u 的大作中提到】

: 将pp的和没pp的进行了比较，通过率也没啥区别哈；但貌似版上很多人都排斥pp哈，而
: 且都默认pp会降低通过率。。。。。。难道是我太嫩？

b*t2012-10-07 07:10

4 楼

GC, GC/FID, GC/MS
or spectrometers
http://www.picarro.com/gas_analyzers/formaldehyde
or EPA METHOD 8520
http://www.epa.gov/wastes/hazard/testmethods/sw846/pdfs/8520.pd
or EPA method 0100
http://www.epa.gov/wastes/hazard/testmethods/sw846/pdfs/0100.pd
or Detector Glass Tube and pump
device: Detector Tube
manufacturer: Matheson-Kitagawa
model/type: 8014-171SB
sampling information: follow manufacturer’s instructions
upper measurement limit: 35 ppm
detection limit: approx. 1 ppm
overall uncertainty: unknown
method reference: on-site air secondary (manufacturer)
device: Detector Tube
manufacturer: Matheson-Kitagawa
model/type: 8014-171SA
sampling information: follow manufacturer’s instructions
upper measurement limit: 1500 ppm
detection limit: approx. 20 ppm
overall uncertainty: unknown
method reference: on-site air secondary (manufacturer)
device: Detector Tube
manufacturer: Matheson-Kitagawa
model/type: 8014-171SC
sampling information: follow manufacturer’s instructions
upper measurement limit: 4 ppm
detection limit: approx. 0.1 ppm
overall uncertainty: unknown
method reference: on-site air secondary (manufacturer)
device: Detector Tube
manufacturer: AUER/MSA
model/type: Formaldehyde-0,1 MSA P/N 497649, AUER P/N 5086-813
sampling information: follow manufacturer’s instructions
upper measurement limit: 55 ppm
detection limit: approx. 0.1 ppm
overall uncertainty: unknown
method reference: on-site air secondary (manufacturer)
device: Detector Tube
manufacturer: Gastec
model/type: 91
sampling information: 0.5 to 2 strokes
upper measurement limit: 100 ppm
detection limit: approx. 0.5 ppm
overall uncertainty: 25% for 2 to 6 ppm, 16.4% for 6 to 20 ppm
method reference: on-site air secondary (manufacturer)
device: Detector Tube
manufacturer: Gastec
model/type: 91M
sampling information: 0.5 to 2 strokes
upper measurement limit: 6400 ppm
detection limit: approx. 4 ppm
overall uncertainty: 16.4% for 8 to 200 ppm, 8.2% for 500 to 2000 ppm
method reference: on-site air secondary (manufacturer)
device: Detector Tube
manufacturer: Gastec
model/type: 91L
sampling information: 1 to 2 strokes
upper measurement limit: 40 ppm
detection limit: approx. 0.05 ppm
overall uncertainty: 16.4% for 0.1 to 0.5 ppm, 8.2% for 0.5 to 5 ppm
method reference: on-site air secondary (manufacturer)
device: Detector Tube
manufacturer: Gastec
model/type: 91LL
sampling information: 5 strokes
upper measurement limit: 1.0 ppm
detection limit: approx. 0.03 ppm
overall uncertainty: 16.4% for 0.05 to 0.3 ppm, 8.2% for 0.5 to 1 ppm
method reference: on-site air secondary (manufacturer)
device: Detector Tube
manufacturer: Dräger
model/type: Formaldehyde 0.2/a, order no. 67 33081
sampling information: 10 or 20 strokes
upper measurement limit: 5 ppm
detection limit: approx. 0.1 ppm
overall uncertainty: 33%
method reference: on-site air secondary (manufacturer)
device: Detector Tube
manufacturer: Dräger
model/type: Formaldehyde 2/a, order no. 81 01751
sampling information: 5 strokes
upper measurement limit: 40 ppm
detection limit: approx. 0.5 ppm
overall uncertainty: 33%
method reference: on-site air secondary (manufacturer)

【在 x*****3 的大作中提到】

: 家需要做点renovation,因为孩子还很小，家里老人都非常concerned，觉得会对孩子的
: 健康很不好（国内好像很少人住着做renovation的),想问问有没有仪器可以自己用来测
: 空气质量，尤其看看例如甲醛这种有害气体有没有超标。
: 谢谢。
: ★ 发自iPhone App: ChineseWeb 7.5

b*u2012-10-07 07:10

5 楼

也在理吧
关键是，是不是只有背景强的人才pp
背景类似，样本足够大，会更有说服力
可惜那个帖子找不到了

【在 A******n 的大作中提到】

: 个人觉得，这种比较不是很合理，除非你能证明pp和非pp的人背景相同。