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一氧化碳CO气体检测仪106SA CARBON MONOXIDE 5-2000ppm

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一氧化碳CO测毒管106S CARBON MONOXIDE 10-250ppm,106SA CARBON MONOXIDE 5-2000ppm,一氧化碳CO气体检测仪106SA CARBON MONOXIDE 5-2000ppm,检测管被广泛应用于各种领域及场所事务所:办公室、会议室、大厅、演艺室等 学校:实验室、教室的空气污染等 公共场所:电影院、剧场、商场、饭店和酒店等 体育与休闲:游泳池、训练场、室内体育设施等 针对突发公共卫生事件应急监测推出的气体应急检测箱等

更新时间:2017-07-23

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一氧化碳CO气体检测仪106SA CARBON MONOXIDE 5-2000ppm

一氧化碳CO气体检测仪106SA CARBON MONOXIDE 5-2000ppm

Tube No.106SA
1. PERFORMANCE
1) Measuring range :20-1,000 ppm 5-50 ppm
Number of pump strokes 1(100ml) 4(400ml)
2) Sampling time :3 minutes/1 pump stroke
3) Detectable limit :2 ppm(400mr)
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 :Yellow→Dark brown
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Pottasium disulphate palladate(II)is reduced, and Palladium is liberated.
CO+K2Pd(SO3)2→K2(SO3)2PdCO
K2(SO3)2PdCO→CO2+SO2+Pd+K2SO3
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
20
GAS To pump
50
100
200
300
400
500
600
700
800
900
1000
ppm
co

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106SA
CARBON MONOXIDE
(NOTE)
When the concentration is below 50 ppm, 4 pump strokes can be used to detemine the lower concentration.
Following formula is available for the actual concentration.
Actual concentration=1/4×Temperature corrected value
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
1,000 870 930 1,000 1,030 1,060
900 780 840 900 930 960
800 690 750 800 830 850
700 610 680 700 720 720
600 520 560 600 620 640
500 430 470 500 520 540
400 350 370 400 410 430
300 260 280 300 310 320
200 180 190 200 210 220
100 90 100 100 100 110
Substance ppm Interference ppm Coexistence
Ethylene 5,000 Pale grey stain is produced. 5,000 The top of discoloured layer becomes
unclear and higher readings are given.
Whole layer is discoloured to Greyish
Hydrogen 5,000 Greyish yellow stain is produced. 5,000 yellow and the top of discoloured layer
becomes unclear.
Acetylene 1.5 Dark green stain is produced. C×Oc1o/n5c. Higher readings are given.
Sulphur dioxide 100 Original colour is faded. 〃〃
Nitrogen dioxide Tahffee catcecdu.racy of readings is not 〃〃
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