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126SF CARBON DIOXIDE 二氧化碳CO2 Carbon dioxide 100-4000ppm 二氧化碳CO2氣體檢知管126SF Carbon dioxide 100-4000ppm 上海豫東電子科技有限公司代理的日本GASTEC公司開發的直讀式氣體檢測管技術可迅速、準確地對氣體進行檢測,無需使用那些復雜的設備和專業的培訓。
更新時間:2024-12-18
在線留言二氧化碳CO2氣體檢知管126SF Carbon dioxide 100-4000ppm
Tube 26SF
1. PERFORMANCE
1) Measuring range :100-2000 ppm 200-4000 ppm
Number of pump strokes 1(100ml) 1/2(50ml)
2) Sampling time :2 minutes/1 pump stroke
3) Detectable limit :5 ppm(100mr)
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by 1 pump strokes
7) Colour change :Pink→Yellow
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid:10% RSD-high:10%
3. CHEMICAL REACTION
CO2+2NaOH→Na2CO3+H2O
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
2000
1800
1600
1400
1200
1000
500
300
100
ppm
126SF CARBON DIOXIDE
(NOTE)
In case of 1 /2 pump strokes, following formula is available for the actual concentration.
Actual concentration=2 ×Reading value
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