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二氧化碳CO2檢測管126SH CARBON DIOXIDE 1-20% 126UH CARBON DIOXIDE 5-50% 二氧化碳CO2檢知管126UH CARBON DIOXIDE 5-50%檢測管式氣體檢測器是由檢測管和氣體采集器兩部分構成。在一定直徑的玻璃管內緊密地裝填檢測劑,將兩端密封,然后在玻璃管表面印制表示濃度的刻度,就制成了一支檢測管。
更新時間:2024-12-18
在線留言二氧化碳CO2檢知管126UH CARBON DIOXIDE 5-50%
Tube No.
1. PERFORMANCE
1) Measuring range :5-50%
Number of pump strokes 1/2(50ml)
2) Sampling time :1.5 minutes/1/2 pump stroke
3) Detectable limit :1%
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by1/2 pump stroke
7) Colour change :White→Purple
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
By reacting with alkali, PH indicator is discoloured.
CO2+N2NNH2→H2NNHCOOH
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
5
10
15
20
25
30
35
40
45
50
%
50ml
GAS To pump
126UH CARBON DIOXIDE
Substance Interference Coexistence
Sulphur dioxide The accuracy of readings is not affected. The accuracy of readings is not affected.
Ammonia 〃〃
Hydrogen chloride 〃〃
Chlorine 〃〃
Hydrogen cyanide 〃〃
Nitrogen dioxide 〃〃
Hydrogen sulphide 〃〃
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