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首頁(yè)>產(chǎn)品中心>日本光明北川式氣體檢測管>氣體快速檢測管>206U環(huán)己醇C6H11OH氣體檢測管206U CYCLOHEXANOL 5-500ppm

環(huán)己醇C6H11OH氣體檢測管206U CYCLOHEXANOL 5-500ppm

簡(jiǎn)要描述:

環(huán)己醇C6H11OH氣體檢測管 Cyclohexanol 206U CYCLOHEXANOL 5-500ppm,為什么變色層的長(cháng)度能夠表示目標氣體的濃度呢?首先,檢測管里裝有檢測試劑(也就是對上面的問(wèn)題的解釋?zhuān)簷z測管為什么會(huì )出現顏色變化)讓我們已氧氣檢測管為例,檢測管里緊密地填充著(zhù)檢測試劑,檢測時(shí),空氣被氣體采集器吸進(jìn)檢測管??諝庵醒鯕夥肿优c檢測試劑反應使試劑從黑色變?yōu)榘咨?/p>

更新時(shí)間:2024-07-14

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環(huán)己醇C6H11OH氣體檢測管206U CYCLOHEXANOL 5-500ppm

環(huán)己醇C6H11OH氣體檢測管206U CYCLOHEXANOL 5-500ppm

1. PERFORMANCE
1) Measuring range :5-500 ppm
Number of pump strokes 2(200ml)
2) Sampling time :3 minutes/2 pump strokes
3) Detectable limit :2 ppm
4) Shelf life :2 years
5) Operating temperature :10~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 2 pump strokes
8) Colour change :Yellow→Pale blue
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
Chromium oxide is reduced.
C6H11OH+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
400
500
300
200
100
50
30
10
5
200ml
ppm
(White)
DEHUMIDIFIER
????

????
Tube No.
206U CYCLOHEXANOL
90
0
100
200
300
400
50
Ethanol〔ppm〕?
FIG.1 Influence of Ethanol

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