产品详情
简单介绍:
光明理化乙酸异丁酯气体检测管153U
光明理化乙酸异丁酯气体检测管153U ,乙酸异丁酯气体检测管153U ISOBUTYL ACETATE 10-400ppm,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:
光明理化乙酸异丁酯气体检测管153U
光明理化乙酸异丁酯气体检测管153U ,乙酸异丁酯气体检测管153U ISOBUTYL ACETATE 10-400ppm,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.153U
1. PERFORMANCE
1) Measuring range :10-400 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :3 ppm
4) Shelf life :1 year
5) Operating temperature :10~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :Pale yellow→Pale blue(The top of discoloured layer is Brown, but read at the
top of Pale blue.)
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Chromium oxide is reduced.
CH3CO2CH2(CH3)2+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
300
400
200
150
100
50
30
20
10
ppm
DEHUMIDIFIER
????
153U ISOBUTYL ACETATE
Substance Interference Coexistence
Esters Similar stain is produced. Higher readings are given.
Alcohols 〃〃
Ketones 〃〃
Halogenated hydrocarbons FIG.1 Whole reagent is changed to Brown. 〃
0
300
400
100
200
500
1,1,1-Trichloroethane〔ppm〕?
FIG.1 Influence of 1,1,1-Trichloroethane
Isobutyl acetate indicating value 〔ppm〕
100 200 300 400 500 600
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 10℃ 15℃ 20℃ 25℃ 30℃ 35℃ 40℃
(ppm) (50°F) (59°F) (68°F) (77°F) (86°F) (95°F) (104°F)
400 - - 400 285 240 210 190
300 - - 300 225 190 170 160
200 - 275 200 165 140 130 120
150 - 195 150 125 110 103 95
100 - 120 100 90 80 75 70
50 70 55 50 45 40 40 35
30 40 35 30 25 20 20 20
15 20 15 15 15 10 10 10
1. PERFORMANCE
1) Measuring range :10-400 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :3 ppm
4) Shelf life :1 year
5) Operating temperature :10~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :Pale yellow→Pale blue(The top of discoloured layer is Brown, but read at the
top of Pale blue.)
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Chromium oxide is reduced.
CH3CO2CH2(CH3)2+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
300
400
200
150
100
50
30
20
10
ppm
DEHUMIDIFIER
????
153U ISOBUTYL ACETATE
Substance Interference Coexistence
Esters Similar stain is produced. Higher readings are given.
Alcohols 〃〃
Ketones 〃〃
Halogenated hydrocarbons FIG.1 Whole reagent is changed to Brown. 〃
0
300
400
100
200
500
1,1,1-Trichloroethane〔ppm〕?
FIG.1 Influence of 1,1,1-Trichloroethane
Isobutyl acetate indicating value 〔ppm〕
100 200 300 400 500 600
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 10℃ 15℃ 20℃ 25℃ 30℃ 35℃ 40℃
(ppm) (50°F) (59°F) (68°F) (77°F) (86°F) (95°F) (104°F)
400 - - 400 285 240 210 190
300 - - 300 225 190 170 160
200 - 275 200 165 140 130 120
150 - 195 150 125 110 103 95
100 - 120 100 90 80 75 70
50 70 55 50 45 40 40 35
30 40 35 30 25 20 20 20
15 20 15 15 15 10 10 10