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- 便攜式氣味傳感器
- 氣體采樣袋
- 配件及耗材
- 氣體傳感器
產(chǎn)品詳情
簡(jiǎn)單介紹:
醋酸異丁酯/丙烯酸異丁酯氣體檢測(cè)管211U
醋酸異丁酯/丙烯酸異丁酯氣體檢測(cè)管211U,醋酸異丁酯/丙烯酸異丁酯氣體檢測(cè)管211U ISOBUTYL ACETATE 5-60ppm,日本光明理化工業(yè)株式會(huì)社從1947年開(kāi)始,在氣體分析領(lǐng)域開(kāi)拓了六十余年 , 形成了馳名于世的 ” 北川 ” 式氣體檢測(cè)管
詳情介紹:
醋酸異丁酯/丙烯酸異丁酯氣體檢測(cè)管211U
醋酸異丁酯/丙烯酸異丁酯氣體檢測(cè)管211U,醋酸異丁酯/丙烯酸異丁酯氣體檢測(cè)管211U ISOBUTYL ACETATE 5-60ppm,日本光明理化工業(yè)株式會(huì)社從1947年開(kāi)始,在氣體分析領(lǐng)域開(kāi)拓了六十余年 , 形成了馳名于世的 ” 北川 ” 式氣體檢測(cè)管。氣體快速分析法 ” 北川 ” 的歷史就是日本檢測(cè)管的歷史 。目前是世界上*大的檢測(cè)管生產(chǎn)廠家,也是日本**家通過(guò)美國(guó)SEI的認(rèn)證,歐盟的認(rèn)證的檢測(cè)管廠家。公司不僅有ISO9001:2000的認(rèn)證,還獲得了環(huán)境管理的ISO14001的認(rèn)證。北川式手動(dòng)氣體采集器AP-20 備有采氣完成指示計(jì) , 可以清楚的判明采氣是否完成 . • 有專(zhuān)門(mén)截留玻璃的截留槽 , 以防止檢測(cè)管割尖時(shí)玻璃片飛濺 . • 有采氣容積為 50 毫升和 100 毫升的兩段式制動(dòng)卡 . • 采氣器極為小巧 , 并有便于攜帶的皮具包 。
PERFORMANCE
1) Measuring range :5-60 ppm
Number of pump strokes 2(200ml)
2) Sampling time :3 minutes/2 pump strokes
3) Detectable limit :0.5 ppm
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 2 pump strokes
8) Colour change :Yellow→Pale blue
2. RELATIVE STANDARD DEVIATION
RSD-low:15% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
Chromium oxide is reduced.
CH2=CHCO2(CH2)3CH3+Cr6+H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
ppm
5
10
20
40
60
GAS To pump
DEHUMIDIFIER
(White)
Tube No.
211U BUTYL ACRYLATE
Substance Interference Coexistence
Alcohols Similar stain is produced. Higher readings are given.
Paraffin (moref inth haynd Cro3)carbons FIG.2 DWahrok lber roewang.ent is changed to 〃
Halogenated hydrocarbons 〃〃
Esters 〃〃
Aromatic hydrocarbons FIG.1 〃〃
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
60 105 80 60 45 32
40 68 54 40 30 22
20 32 26 20 15 11
10 15 13 10 8 5
5 8 7 5 4 3
0
20
30
10
50
60
40
80
100
90
70
Toluene〔ppm〕?
FIG.1 Influence of Toluene
Butyl acrylate
indicating value 〔ppm〕
10 20 30 40 50 0
20
30
10
50
60
40
80
100
90
70
Hexane〔ppm〕?
FIG.2 Influence of Hexane
1) Measuring range :5-60 ppm
Number of pump strokes 2(200ml)
2) Sampling time :3 minutes/2 pump strokes
3) Detectable limit :0.5 ppm
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 2 pump strokes
8) Colour change :Yellow→Pale blue
2. RELATIVE STANDARD DEVIATION
RSD-low:15% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
Chromium oxide is reduced.
CH2=CHCO2(CH2)3CH3+Cr6+H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
ppm
5
10
20
40
60
GAS To pump
DEHUMIDIFIER
(White)
Tube No.
211U BUTYL ACRYLATE
Substance Interference Coexistence
Alcohols Similar stain is produced. Higher readings are given.
Paraffin (moref inth haynd Cro3)carbons FIG.2 DWahrok lber roewang.ent is changed to 〃
Halogenated hydrocarbons 〃〃
Esters 〃〃
Aromatic hydrocarbons FIG.1 〃〃
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
60 105 80 60 45 32
40 68 54 40 30 22
20 32 26 20 15 11
10 15 13 10 8 5
5 8 7 5 4 3
0
20
30
10
50
60
40
80
100
90
70
Toluene〔ppm〕?
FIG.1 Influence of Toluene
Butyl acrylate
indicating value 〔ppm〕
10 20 30 40 50 0
20
30
10
50
60
40
80
100
90
70
Hexane〔ppm〕?
FIG.2 Influence of Hexane
(NOTE)
Butyl acrylate have the same sensitivity at 20℃ to Methyl acrylate.
Butyl acrylate have the same sensitivity at 20℃ to Methyl acrylate.