氯氣Cl2檢知管 109U CHLORINE KITAGAWA 返回列表頁

氯氣Cl2檢知管 109U CHLORINE

1. PERFORMANCE
1） Measuring range ：0.1-2 ppm 0.05-1 ppm
Number of pump strokes 1（100ml） 2（200ml）
2） Sampling time ：1 minute/1 pump stroke
3） Detectable limit ：0.01 ppm（200ml）
4） Shelf life ：2 years
5） Operating temperature ：0～40℃
6） Reading ：Direct readingfrom the scale calibrated by 1 pump stroke
7） Colour change ：White→Pale purple
2. RELATIVE STANDARD DEVIATION
RSD-low：10％　RSD-mid.：5％　RSD-high：5％
3. CHEMICAL REACTION
By reacting with 3, 3’-Dimethylnaphthidine, Nitroso-compound is produced.
CI2＋3, 3’-Dimethylnaphthidine→Nitroso-compound
4. CALIBRATION OF THE TUBE
PERMEATION TUBE METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
2.0
1.5
1.0
0.5
0.3
0.1
100ml
ppm

Tube No.
109U CHLORINE

Substance Interference ppm Coexistence
Hydrogen chloride FIG.1 Tafhfeec atecdc.uracy of readings is not cConhclo.×rin2e0 Higher readings are given.
Nitrogen dioxide FIG.2 Similar stain is produced. 〃
（NOTE）
In case of 2 pump strokes, following formula is available for the actual concentration.
Actual concentration＝1/2×Reading value
0
2
1
Hydrogen chloride〔ppm〕
FIG.1 Influence of Hydrogen chloride
Chlorine indicating value 〔ppm〕
20 40 0
2
1
Nitrogen dioxide〔ppm〕
FIG.2 Influence of Nitrogen dioxide
Chlorine indicating value 〔ppm〕
2 4
Coexistence
Interference