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產(chǎn)品詳情
簡(jiǎn)單介紹：
1-甲氧基-2丙醇1-Methoxy-2-propanol氣體檢測(cè)管10-500ppm，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：
1-甲氧基-2丙醇1-Methoxy-2-propanol氣體檢測(cè)管10-500ppm
1-甲氧基-2丙醇1-Methoxy-2-propanol氣體檢測(cè)管10-500ppm，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 。
1. PERFORMANCE
1) Measuring range ：2-100 ppm
Number of pump strokes 3(300ml)
2) Sampling time ：4.5 minutes/3 pump strokes
3) Detectable limit ：1 ppm
4) Shelf life ：3 years
5) Operating temperature ：0～40℃
6) Temperature compensation ：Necessary(See "TEMPERATURE CORRECTION TABLE")
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.：10％ RSD-high：5％
3. CHEMICAL REACTION
Chromium oxide is reduced.
C6H10O＋Cr6＋＋H2SO4→Cr3＋
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
100
80
60
40
20
10
2
300ml
ppm
(White)
DEHUMIDIFIER
??????
Tube No.
197U CYCLOHEXANONE
Substance Interference Coexistence
Aliphatic hydrocarbons Whole stain is changed to brown. The accuracy of reading is not
affected.
Aromatic hydrocarbons 〃〃
Halogenated hydrocarbons 〃〃
Alcohols FIG.1 Similar stain is produced. Higher readings are given.
Esters Pale ringed stain is produced near The accuracy of reading is not
the bottom of the reagent. affected.
0
30
50
70
10
Ethanol〔ppm〕?
FIG.1 Influence of Ethanol
Cyclohexanone indicating value 〔ppm〕
50 100 150
Coexistence
Interference
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 10℃ 20℃ 30℃ 40℃
(ppm) (50°F) (68°F) (86°F) (104°F)
100 － 100 75 60
80 120 80 62 50
60 84 60 46 37
40 52 40 30 25
20 26 20 16 13
10 14 10 8 7
2 3 2 2 1
1) Measuring range ：2-100 ppm
Number of pump strokes 3(300ml)
2) Sampling time ：4.5 minutes/3 pump strokes
3) Detectable limit ：1 ppm
4) Shelf life ：3 years
5) Operating temperature ：0～40℃
6) Temperature compensation ：Necessary(See "TEMPERATURE CORRECTION TABLE")
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.：10％ RSD-high：5％
3. CHEMICAL REACTION
Chromium oxide is reduced.
C6H10O＋Cr6＋＋H2SO4→Cr3＋
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
100
80
60
40
20
10
2
300ml
ppm
(White)
DEHUMIDIFIER
??????
Tube No.
197U CYCLOHEXANONE
Substance Interference Coexistence
Aliphatic hydrocarbons Whole stain is changed to brown. The accuracy of reading is not
affected.
Aromatic hydrocarbons 〃〃
Halogenated hydrocarbons 〃〃
Alcohols FIG.1 Similar stain is produced. Higher readings are given.
Esters Pale ringed stain is produced near The accuracy of reading is not
the bottom of the reagent. affected.
0
30
50
70
10
Ethanol〔ppm〕?
FIG.1 Influence of Ethanol
Cyclohexanone indicating value 〔ppm〕
50 100 150
Coexistence
Interference
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 10℃ 20℃ 30℃ 40℃
(ppm) (50°F) (68°F) (86°F) (104°F)
100 － 100 75 60
80 120 80 62 50
60 84 60 46 37
40 52 40 30 25
20 26 20 16 13
10 14 10 8 7
2 3 2 2 1