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產(chǎn)品詳情
簡單介紹:
正己烷CH3(CH2)4CH3氣體測(cè)毒管113SC
正己烷CH3(CH2)4CH3氣體測(cè)毒管113SC ,正己烷CH3(CH2)4CH3氣體測(cè)毒管113SC n-HEXANE 5-800ppm,日本光明理化工業(yè)株式會(huì)社從1947年開始,在氣體分析領(lǐng)域開拓了六十余年 , 形成了馳名于世的 ” 北川 ” 式氣體檢測(cè)管
詳情介紹:
正己烷CH3(CH2)4CH3氣體測(cè)毒管113SC
正己烷CH3(CH2)4CH3氣體測(cè)毒管113SC ,正己烷CH3(CH2)4CH3氣體測(cè)毒管113SC n-HEXANE 5-800ppm,日本光明理化工業(yè)株式會(huì)社從1947年開始,在氣體分析領(lǐng)域開拓了六十余年 , 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**家通過美國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 . • 有專門截留玻璃的截留槽 , 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 。
Tube No.113SC
1. PERFORMANCE
1) Measuring range :20-800 ppm 5-200 ppm
Number of pump strokes 1(100ml) 3(300ml)
2) Sampling time :6 minutes/3 pump strokes
3) Detectable limit :2 ppm(300ml)
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(TEMPERATURE CORRECTION TABLE is provided.)
7) Reading :Direct reading from the scale calibrated by 3 pump strokes
8) Colour change :Yellow→Pale blue
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Chromium oxide is deoxidized.
CH3(CH2)4CH3+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
????
GAS ???? To pump
200
150
100
50
30
20
10
5
300ml
ppm
113SC n-HEXANE
Substance Interference ppm Coexistence
Methyl alcohol 500 Not affected.
Ethyl acetate 500 〃
Methyl ethyl ketone 500 〃
Toluene Brown stain is produced. Higher readings are given.
(NOTE)
In case of 1 pump stroke, following equation is available for the actual concentration.
Actual concentration=Temperature corrected value×4
TEMPERATURE CORRECTION TABLE
Tube Corrected Concentration (ppm)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
200 250 225 200 185 170
150 180 165 150 145 135
100 120 110 100 95 85
50 60 55 50 45 40
30 35 30 30 30 25
20 20 20 20 20 20
10 10 10 10 10 10
1. PERFORMANCE
1) Measuring range :20-800 ppm 5-200 ppm
Number of pump strokes 1(100ml) 3(300ml)
2) Sampling time :6 minutes/3 pump strokes
3) Detectable limit :2 ppm(300ml)
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(TEMPERATURE CORRECTION TABLE is provided.)
7) Reading :Direct reading from the scale calibrated by 3 pump strokes
8) Colour change :Yellow→Pale blue
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Chromium oxide is deoxidized.
CH3(CH2)4CH3+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
????
GAS ???? To pump
200
150
100
50
30
20
10
5
300ml
ppm
113SC n-HEXANE
Substance Interference ppm Coexistence
Methyl alcohol 500 Not affected.
Ethyl acetate 500 〃
Methyl ethyl ketone 500 〃
Toluene Brown stain is produced. Higher readings are given.
(NOTE)
In case of 1 pump stroke, following equation is available for the actual concentration.
Actual concentration=Temperature corrected value×4
TEMPERATURE CORRECTION TABLE
Tube Corrected Concentration (ppm)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
200 250 225 200 185 170
150 180 165 150 145 135
100 120 110 100 95 85
50 60 55 50 45 40
30 35 30 30 30 25
20 20 20 20 20 20
10 10 10 10 10 10