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简单介绍：
氯化苯C6H5CL气体检测管178SB
氯化苯C6H5CL气体检测管178SB，氯化苯C6H5CL气体检测管178SB CHLOROBENZENE 1-140ppm，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：
氯化苯C6H5CL气体检测管178SB
氯化苯C6H5CL气体检测管178SB，氯化苯C6H5CL气体检测管178SB CHLOROBENZENE 1-140ppm，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.
178SB CHLOROBENZENE
178SB CHLOROBENZENE
1. PERFORMANCE
1) Measuring range ：5-140 ppm 1-5 ppm
Number of pump strokes 1(100ml) 5(500ml)
2) Sampling time ：2 minutes/1 pump stroke
3) Detectable limit ：0.5 ppm(500ml)
4) Shelf life ：1 year
5) Operating temperature ：0～40℃
6) Reading ：Direct reading from the scale calibrated by 1 pump stroke
7) Colour change ：White→Pale brown
2. RELATIVE STANDARD DEVIATION
RSD-low：20％ RSD-mid.：10％ RSD-high：10％
3. CHEMICAL REACTION
lodine pent-oxide is reduced.
C6H5CI＋I2O5＋H2SO4→I2
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
DETECTOR TUBE
(white)
DEHUMIDIFIER TUBE
140
120
100
80
60
40
20
10
5
ppm
Tube No.
178SB CHLOROBENZENE
84
Substance Interference ppm Coexistence
Ethyl benzene Similar stain is produced. Higher readings are given.
Toluene FIG.1 〃〃
Xylene FIG.2 〃〃
Benzene 〃〃
Carbon monoxide FIG.3 Wtheh osliem rileaar gsetanitn i’ss cchoalonugre.d to 50 〃
Hexane 〃100 〃
0
20
30
10
Toluene〔ppm〕?
FIG.1 Influence of Toluene Benzene indicating value 〔
ppm〕
5 10 0
20
30
10
Xylene〔ppm〕?
FIG.2 Influence of Xylene
Benzene indicating value 〔ppm〕
10 20 0
20
30
40
10
Carbon monoxide〔ppm〕?
FIG.3 Influence of Carbon monoxide
Benzene indicating value 〔ppm〕
50 100
(NOTE)
When the concentration is below 5 ppm, 5 pump strokes can be used to determine the lower concentration.
Following formula is available for the actual concentration.
Actual concentration＝1/5×Reading value
1) Measuring range ：5-140 ppm 1-5 ppm
Number of pump strokes 1(100ml) 5(500ml)
2) Sampling time ：2 minutes/1 pump stroke
3) Detectable limit ：0.5 ppm(500ml)
4) Shelf life ：1 year
5) Operating temperature ：0～40℃
6) Reading ：Direct reading from the scale calibrated by 1 pump stroke
7) Colour change ：White→Pale brown
2. RELATIVE STANDARD DEVIATION
RSD-low：20％ RSD-mid.：10％ RSD-high：10％
3. CHEMICAL REACTION
lodine pent-oxide is reduced.
C6H5CI＋I2O5＋H2SO4→I2
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
DETECTOR TUBE
(white)
DEHUMIDIFIER TUBE
140
120
100
80
60
40
20
10
5
ppm
Tube No.
178SB CHLOROBENZENE
84
Substance Interference ppm Coexistence
Ethyl benzene Similar stain is produced. Higher readings are given.
Toluene FIG.1 〃〃
Xylene FIG.2 〃〃
Benzene 〃〃
Carbon monoxide FIG.3 Wtheh osliem rileaar gsetanitn i’ss cchoalonugre.d to 50 〃
Hexane 〃100 〃
0
20
30
10
Toluene〔ppm〕?
FIG.1 Influence of Toluene Benzene indicating value 〔
ppm〕
5 10 0
20
30
10
Xylene〔ppm〕?
FIG.2 Influence of Xylene
Benzene indicating value 〔ppm〕
10 20 0
20
30
40
10
Carbon monoxide〔ppm〕?
FIG.3 Influence of Carbon monoxide
Benzene indicating value 〔ppm〕
50 100
(NOTE)
When the concentration is below 5 ppm, 5 pump strokes can be used to determine the lower concentration.
Following formula is available for the actual concentration.
Actual concentration＝1/5×Reading value