产品详情
简单介绍：
苯胺气体检测管 Aniline C6H5NH2 181S
苯胺气体检测管 Aniline C6H5NH2 181S，苯胺气体检测管 Aniline C6H5NH2 181S 1-30ppm，日本光明理化工业株式会社从1947年开始，在气体分析领域开拓了六十余年 , 形成了驰名于世的 ” 北川 ” 式气体检测管
详情介绍：
苯胺气体检测管 Aniline C6H5NH2 181S
苯胺气体检测管 Aniline C6H5NH2 181S，苯胺气体检测管 Aniline C6H5NH2 181S 1-30ppm，日本光明理化工业株式会社从1947年开始，在气体分析领域开拓了六十余年 , 形成了驰名于世的 ” 北川 ” 式气体检测管。气体快速分析法 ” 北川 ” 的历史就是日本检测管的历史 。目前是世界上*大的检测管生产厂家，也是日本**家通过美国SEI的认证，欧盟的认证的检测管厂家。公司不仅有ISO9001:2000的认证，还获得了环境管理的ISO14001的认证。北川式手动气体采集器AP-20 备有采气完成指示计 , 可以清楚的判明采气是否完成 . • 有专门截留玻璃的截留槽 , 以防止检测管割尖时玻璃片飞溅 . • 有采气容积为 50 毫升和 100 毫升的两段式制动卡 . • 采气器极为小巧 , 并有便于携带的皮具包 。
Tube No.181S
1. PERFORMANCE
1) Measuring range ：2-30 ppm 1-15 ppm
Number of pump strokes 1(100ml) 2(200ml)
2) Sampling time ：0.5 minutes/1 pump stroke
3) Detectable limit ：0.05 ppm(200mr)
4) Shelf life ：2 years
5) Operating temperature ：0～40℃
6) Reading ：Direct reading from the scale calibrated by 1 pump stroke
7) Colour change ：White→Yellow
2. RELATIVE STANDARD DEVIATION
RSD-low：15％ RSD-mid.：10％ RSD-high：10％
3. CHEMICAL REACTION
By reacting with p-Dimethylamino-benzaldehyde, Azomethine is produced.
4. CALIBRATION OF THE TUBE
COLOURIMETRY METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
2
5
10
15
20
25
30
ppm
100ml
GAS To pump
DEHUMIDIFIER
(White)
181S ANILINE
Substance Interference ppm Coexistence
Toluidine Similar stain is produced. Aniline conc.×1/3 Higher readings are given.
Ammonia FIG.1 Tafhfeec atecdc.uracy of readings is not Tofh Ae nsialinmee conc. 〃
Paraffin amines 〃〃
Aromatic amines 〃〃
(NOTE)
In case of 2 strokes, following formula is available for the actual concentration.
Actual concentration＝1/2×Reading value.
0
50
30
20
40
10
Ammonia〔ppm〕?
FIG.1 Influence of Ammonia
Aniline indicating value 〔ppm〕
10 20 30 40 50 60
Coexistence
Interference
NH2＋CHO N(CH3)2 N＝CH N(CH3)2＋H2O
1. PERFORMANCE
1) Measuring range ：2-30 ppm 1-15 ppm
Number of pump strokes 1(100ml) 2(200ml)
2) Sampling time ：0.5 minutes/1 pump stroke
3) Detectable limit ：0.05 ppm(200mr)
4) Shelf life ：2 years
5) Operating temperature ：0～40℃
6) Reading ：Direct reading from the scale calibrated by 1 pump stroke
7) Colour change ：White→Yellow
2. RELATIVE STANDARD DEVIATION
RSD-low：15％ RSD-mid.：10％ RSD-high：10％
3. CHEMICAL REACTION
By reacting with p-Dimethylamino-benzaldehyde, Azomethine is produced.
4. CALIBRATION OF THE TUBE
COLOURIMETRY METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
2
5
10
15
20
25
30
ppm
100ml
GAS To pump
DEHUMIDIFIER
(White)
181S ANILINE
Substance Interference ppm Coexistence
Toluidine Similar stain is produced. Aniline conc.×1/3 Higher readings are given.
Ammonia FIG.1 Tafhfeec atecdc.uracy of readings is not Tofh Ae nsialinmee conc. 〃
Paraffin amines 〃〃
Aromatic amines 〃〃
(NOTE)
In case of 2 strokes, following formula is available for the actual concentration.
Actual concentration＝1/2×Reading value.
0
50
30
20
40
10
Ammonia〔ppm〕?
FIG.1 Influence of Ammonia
Aniline indicating value 〔ppm〕
10 20 30 40 50 60
Coexistence
Interference
NH2＋CHO N(CH3)2 N＝CH N(CH3)2＋H2O