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當(dāng)前位置:上海境宣實業(yè)有限公司>>日本光明北川式氣體檢測管>>氣體快速檢測管>> 117SA二氧化氮NO2氣體檢測管117SA NITROGEN DIOXIDE 20-1000ppm
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產(chǎn)品型號117SA
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廠商性質(zhì)代理商
所 在 地上海市
更新時間:2025-01-15 21:07:58瀏覽次數(shù):1431次
聯(lián)系我時,請告知來自 化工儀器網(wǎng)室內(nèi)空氣甲醛檢測管No.713 FORMALDEHYDE 0.01-0
氯乙烯CH2=CHCl氣體測毒管132SC VINYL CHLORID
氯乙烯CH2=CHCl氣體檢知管132SB VINYL CHLORID
二氧化氮NO2氣體檢測管117SA NITROGEN DIOXIDE 20-1000ppm
Tube 17SA
1. PERFORMANCE
1) Measuring range :20-1,000 ppm
Number of pump strokes 1(100ml)
2) Sampling time :2 minutes/1 pump stroke
3) Detectable limit :5 ppm
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :White→Yellowish orange
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
By reacting with o-Toluidine, Nitroso-o-Toluidine(dyestuff)is produced.
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
20
50
100
200
300
400
500
600
800
1000
ppm
100ml
GAS To pump
117SA NITROGEN DIOXIDE
Substance Interference ppm Coexistence
Chlorine Similar stain is produced. 5 Higher readings are given.
Bromine 〃5 〃
Iodine 〃5 〃
Nitrogen monoxide The accuracy of readings is not 10 The accuracy of readings is not
affected. affected.
Ozone 〃5 〃
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 5℃ 10℃ 15℃ 20℃ 30℃ 40℃
(ppm) (32°F) (41°F) (50°F) (59°F) (68°F) (86°F) (104°F)
1,000 - - - - 1,000 640 540
800 - - - - 800 560 480
600 - - - 860 600 470 420
500 - - 1,000 700 500 410 380
400 - - 840 540 400 350 330
300 - 1,000 570 390 300 280 270
200 1,000 500 320 240 200 200 190
100 200 160 120 110 100 100 100
50 60 60 60 55 50 50 50
20 20 10 20 20 20 20 20
NH2
CH3 CH3
NO2+H2N N ON=? NO
CH3 CH3
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