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氨氣測(cè)毒管105SC AMMONIA NH3 5-260ppm

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氨氣測(cè)毒管105SC AMMONIA NH3 5-260ppm,

更新時(shí)間:2024-10-30

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氨氣測(cè)毒管105SC AMMONIA NH3 5-260ppm

氨氣測(cè)毒管105SC AMMONIA NH3 5-260ppm

Tube 05SC
1. PERFORMANCE
1) Measuring range :10-260 ppm 5-130 ppm
Number of pump strokes 1(100mr) 2(200mr)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :0.5 ppm(200mr)
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by 1 pump stroke
7) Colour change :Pale purple→Pale Yellow
2. RELATIVE STANDARD DEVIATION
RSD-low:10% 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
10
20
40
60
80
100
120
140
160
180
200
220
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260
100ml
ppm
GAS To pump
DEHUMIDIFIER
(White)
105SC AMMONIA
Substance Interference ppm Coexistence
Amines Similar stain is produced. Higher readings are given.
Sulphur dioxide NH3conc.×1/3 Lower readings are given.
Chlorine 2 〃
(NOTE)
In case of 2 strokes, the following equation is available for the actual concentration.
Actual concentration=1/2×Reading value.
www.r-biopharm.com.cn

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