当前位置:上海境宣实业有限公司>>日本光明北川式气体检测管>>气体快速检测管>> 105SM AMMONIA氨气气体检知管105SM AMMONIA 0.1-1.0%
氨气气体检知管105SM AMMONIA 0.1-1.0%
Tube 05SM
1. PERFORMANCE
1) Measuring range :0.1-1.0%
Number of pump strokes 1(100ml)
2) Sampling time :0.5 minutes/1 pump stroke
3) Detectable limit :100 ppm
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by 1 pump stroke
7) Colour change :Pale purple→Yellow
2. RELATIVE STANDARD DEVIATION
RSD-low:5% RSD-mid:5% RSD-high:5%
3. CHEMICAL REACTION
By reacting with Phosphoric acid, PH indicator is discoloured.
2NH3+H3PO4→(NH4)2PO4
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
%
100ml
GAS To pump
DEHUMIDIFIER
(White)
105SM AMMONIA
Substance Interference Coexistence
Amines FIG.1 Similar stain is produced. Higher readings are given.
0
0.3
0.1
0.2
0.4
0.5
0.6
0.7
Monoethyl amine / Monomethyl amine〔%〕�
FIG.1 Influence of Monoethyl amine / Monomethyl amine
Ammonia indicating value 〔%〕
0.1 0.2 0.3 0.4 0.5 www.r-biopharm.com.cn
www.r-biopharm.com.cn
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