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Cl3CNO2氯化苦氣體檢測管172S CHLOROPICRIN 0.05-16ppm,臭氧濃度的檢測方法,臭氧在空氣中的濃度單位是ppm或mg/m3;臭氧在水中的濃度單位是ppm或mg/L。換算方法:在空氣中時1ppm=2mg/m3;在水中時,1ppm=1mg/L。
更新時間:2024-12-18
在線留言Cl3CNO2氯化苦氣體檢測管172S CHLOROPICRIN 0.05-16ppm
PERFORMANCE
1) Measuring range :0.1-16 ppm 0.05-8 ppm
Number of pump strokes 1(100ml) 2(200ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :0.02 ppm(200ml)
4) Shelf life :1 year (Necessary to store in a refrigerated place ; 0~10℃)
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by 1 pump stroke
7) Colour change :White→Pink
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
CI3CNO2+CrO5+H2SO4→COCI2
COCI2+Nitro-benzyl pyridine→DYESTUFF
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
16
14
12
10
8
6
4
2 1
0.5
0.1
ppm
1000ml
Tube No.
172S CHLOROPICRIN
(NOTE)
In case of 2 pump strokes, following formula is available for the actual concentration.
Actual concentration=1/2×Reading value.
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