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臭氧O3氣體檢知管182SB OZONE 2.5-100ppm,氣態臭氧厚層帶藍色,有特殊臭味,濃度高時與氯氣氣味相像;液態臭氧深藍色,固態臭氧紫黑色。用于水的消毒和空氣的臭氧化,在化學工業中用作強氧化劑。臭氧主要存在于距地球表面20公里的同溫層下部的臭氧層中。它吸收對人體有害的短波紫外線,防止其到達地球。
更新時間:2024-12-26
在線留言臭氧O3氣體檢知管182SB OZONE 2.5-100ppm
Tube 82SB
1. PERFORMANCE
1) Measuring range :10-100 ppm 5-50 ppm 2.5-25 ppm
Number of pump strokes 1/2(50ml) 1(100ml) 2(200ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :1 ppm(100ml)
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 :Blue→Pale yellow
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Indigo is oxidized and Isatin is produced.
4. CALIBRATION OF THE TUBE
COLOURIMETRY METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
5
10
20
30
40
50
ppm
GAS To pump
182SB OZONE
Substance ppm Interference Coexistence
Nitrogen dioxide 10 Similar stain is produced. The top of discoloured layer becomes
unclear and higher readings are given.
(NOTE)
1)In case of 1 / 2 pump strokes, following formula is available for actual concentration.
Actual concentration=2 ×Reading value
2)In case of 2 pump strokes, following formula is available for actual concentration.
Actual concentration=1/2×Reading value
C
NH
HN
C
O
=?
O
C
=?
=C
C
NH
C
O
=?
+2O3 ? 2 =O+2O2
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