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二氧化硫SO2氣體檢測(cè)管式檢測(cè)儀103SD SULPHUR DIOXIDE 1-60ppm,惡臭污染物控制指標(biāo)有*胺、硫化氫、甲硫醇、甲硫醚、二甲二硫、二硫化碳、苯乙烯和臭氣濃度,為您提供全面的便攜式惡臭氣體快速檢測(cè)儀BF-9K,可以隨時(shí)檢測(cè)惡臭氣體排放源的污染狀況。可以用于向大氣排放惡臭氣體單位及垃圾堆放場(chǎng)的環(huán)境檢測(cè),為突發(fā)的惡臭污染事件提供初步的判斷結(jié)果。
更新時(shí)間:2024-12-19
在線留言二氧化硫SO2氣體檢測(cè)管式檢測(cè)儀103SD SULPHUR DIOXIDE 1-60ppm
Tube 03SD
1. PERFORMANCE
1) Measuring range :1-60 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :0.5 ppm
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 :Pink→Yellow
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
By reacting with alkali, PH indicator is discoloured.
SO2+2NaOH→Na2SO3+H2O
4. CALIBRATION OF THE TUBE
PERMEATION TUBE METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
60
50
40
30
20
10
5
1
ppm
SO2
GAS To pump
103SD SULPHUR DIOXIDE
Substance ppm Interference ppm Coexistence
Chlorine Pale pink stain is produced. SO2 ×c2onc. Higher readings are given.
SO2 conc. The top of discoloured layer
Nitrogen dioxide 20 〃×1 becomes un clear and higher
readings are given.
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