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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>163SA环氧丙烷气体检测管163SA PROPYLENE OXIDE 0.05-5.0%

环氧丙烷气体检测管163SA PROPYLENE OXIDE 0.05-5.0%

简要描述:

环氧丙烷气体检测管163SA PROPYLENE OXIDE 0.05-5.0%,日本检测管/检知管/测毒管可对大多存在可燃性易爆气体、有毒气体及窒息性气体、放射性物质的放射性都可定量测量,(1)对大多存在可燃性易爆气体、有毒气体及窒息性气体,放射性物质的放射性都可定量测量 ①操作简便:将检测管插在手动气泵上抽(100ml)定量气体即可。 ②分析速度快:一般仅需几十秒至几分钟即可得知结果,其分析速度是任何化学分析和仪器方法不能比拟的。

更新时间:2017-08-27

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环氧丙烷气体检测管163SA PROPYLENE OXIDE 0.05-5.0%

环氧丙烷气体检测管163SA PROPYLENE OXIDE 0.05-5.0%

Tube No.163SA
1. PERFORMANCE
1) Measuring range :1.0-5.0% 0.05-3.0%
Number of pump strokes 1/2(50ml) 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :20 ppm
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by 1 pump stroke
7) Colour change :Orange→Dark brown
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Potassium dichromate is reduced.
CH3CHCH2O+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
3.0
2.5
2.0
1.5
1.0
0.5
0.2
0.05
0.1
%
GAS To pump
DEHUMIDIFIER
(White)
163SA PROPYLENE OXIDE
0
2
3
1
Toluene〔%〕�
FIG.1 Influence of Toluene
Propylene oxide indicating value 〔%〕
0.25 0.5
Interference
0.05
0.1
0.2
0.5
1.0
1.5
2.0
2.5
3.0
5.0
4.0
3.0
2.0
1.0
Conversion scale
(50mR actual value)�
(100mR concentration scale)�
(%)�
0
2
3
1
Ethyl acetate〔%〕�
FIG.2 Influence of Ethyl acetate
Propylene oxide indicating value 〔%〕
1 2 0
2
3
1
Methanol〔%〕�
FIG.3 Influence of Methanol
Propylene oxide indicating value 〔%〕
0.5 1.0
Substance Interference ppm Coexistence
Aromatic hydrocarbons FIG.1 Similar stain is produced. Higher readings are given.
Esters FIG.2 〃〃
Ketones 〃〃
Alcohols FIG.3 〃〃
Halogenated hydrocarbons WBrhoowlen .reagent is changed to 0.5% 〃
(NOTE)
In case of 1 / 2 pump strokes, following conversion scale is available for actual concentration.

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