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當(dāng)前位置:北京豫維科技有限公司>>環(huán)境監(jiān)測(cè)儀配件>>多層鋁箔采樣袋(Restek)

多層鋁箔采樣袋(Restek)

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多層鋁箔采樣袋


對(duì)低分子量化合物,如甲烷,一氧化碳,二氧化碳,和氣體有良好的穩(wěn)定性。
防止光照和水分,具有良好的惰性。
由于自身本底水平原因,不推薦用于采集ppm水平的揮發(fā)性有機(jī)化合物。
5層的保護(hù)膜,*大限度地減少的氣體滲透。
- 60 號(hào)的尼龍(外層)
- 鋁金屬層
- 聚乙烯層
- 0.0003" 鋁箔層
- 0.002" 聚乙烯(內(nèi)層)


訂貨信息:

多層鋁箔采樣袋

型號(hào)尺寸包裝貨號(hào)
1 L7" x 7" 5-pk.22950*
3 L10" x 10"5-pk.22951
5 L12" x 12"5-pk.22952
10 L12" x 22"5-pk.22953
12 L13" x 24"5-pk.22966
25 L18" x 24"5-pk.22967
40 L24" x 24.5"5-pk.22968
可更換隔墊,表面是聚四氟乙烯硅膠,直徑4毫米10-pk.22104-A


Sampling bags are a low-cost whole air sampling device for high level VOCs and permanent gases. Several EPA, NIOSH, and OSHA methods exist for bag sampling for a variety of applications: stationary sources emissions; workplace atmospheres; ambient, indoor air quality; and breath analysis. Choose the film type appropriate for your application. All our bags feature a polypropylene combo valve with hose connection to fit 3/16" ID tubing and syringe port with replaceable septum. A single eyelet provides handling convenience.

  • Good stability for low molecular weight compounds, such as methane, CO, CO2, and permanent gases.

  • Chemically inert with light and moisture protection.

  • Not recommended for low ppm VOCs due to background levels.

  • Protective 5-layer barrier minimizes gas permeability. - 60 gauge nylon (outer layer) - Metalized aluminum - Polyethylene - 0.0003" aluminum foil - 0.002" polyethylene (inner layer)

  • Continous sampling temperature up to 190 °F (88 °C) indefinitely; do not exceed 190 °F for any period of time.

Physical Specifications:
Composition: 5-layer
Thickness: 0.005"
Tensile Strength: 19 lb/in (CD)
Max. Operating Temp.: 87 °C
Specific Gravity: 1.09 g/mL
Oxygen Transition Rate: 0.0005 cc / 100 in2 / day @ 0% RH, 23 °C
Water Vapor Transition Rate: 0.0005 g / 100 in2 / day @ 90% RH, 40 °C
Carbon Dioxide Transition Rate: 0.0005 cc / 100 in2 / day


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