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首页>产品中心>日本光明北川式气体检测管>气体快速检测管>216S丙酸CH3CH2COOH气体检测管216S PROPIONIC ACID 3-50ppm

丙酸CH3CH2COOH气体检测管216S PROPIONIC ACID 3-50ppm

简要描述:

丙酸CH3CH2COOH气体检测管216S PROPIONIC ACID 3-50ppm,健康危害: 吸入本品对呼吸道有强烈刺激性,可发生肺水肿。蒸气对眼有强烈刺激性,液体可致严重眼损害。皮肤接触可致灼伤。大量口服出现恶心、呕吐和腹痛。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,环境:环保局、疾病预防控制中心、环境监测站(大队)等,突发性化学事故:如火灾、爆炸、毒气泄漏等,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:2017-07-12

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丙酸CH3CH2COOH气体检测管216S PROPIONIC ACID 3-50ppm

丙酸CH3CH2COOH气体检测管216S PROPIONIC ACID 3-50ppm

Tube No.216S
1. PERFORMANCE
1) Measuring range :1-50 ppm
Number of pump strokes :1(100ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :0.1 ppm(100ml)
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(0~20℃)(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :Pale pink→Yellow
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
By reacting with alkali, PH indicator is discoloured.
HCO2H+NaOH→HCO2Na+H2O
4. CALIBRATION OF THE TUBE
VAPOUR PRESSURE METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
50
40
30
20
10
5
13
100ml
ppm
216S FORMIC ACID
Substance ppm Interference ppm Coexistence
Sulphur dioxide Similar stain is produced. HCO2Hconc. ×1/20 Higher readings are given.
Nitrogen dioxide 300 〃10 The top of discoloured layer
becomes unclear.
Hydrogen chloridFeIG.1 Pink stain is produced. HCO×2H2conc. Higher readings are given.
Chlorine FIG.2 Bprluoediusche yde. llow stain is 5 〃
Acetic acid Similar stain is produced. 〃
0
60
10
20
30
40
50
Hydrogen chloride〔ppm〕�
FIG.1 Influence of Hydrogen chloride
Formic acid indicating value 〔ppm〕
100 200 300
Coexistence
Interference
0
60
10
10
20
20
30
30
40
40
50
50
Chlorine〔ppm〕�
FIG.2 Influence of Chlorine
Formic acid indicating value 〔ppm〕
Coexistence
Interference
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 10℃ 20~40℃
(ppm) (32°F) (50°F) (68°F)
50 82 60 50
40 57 45 40
30 36 32 30
20 22 21 20
10 10 10 10
5 5 5 5
2 2 2 2
(NOTE)
This tube scale is calibrated based on Acetic acid and the same scale is available for Formic acid.

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