產(chǎn)品詳情
簡單介紹：
2,2-二氯乙醚氣體檢測管223S
2,2-二氯乙醚氣體檢測管223S，2,2-二氯乙醚氣體檢測管223S 2,2-DICHLOROETHYL ETHER 2-30ppm，日本光明理化工業(yè)株式會社從1947年開始，在氣體分析領域開拓了六十余年 , 形成了馳名于世的 ” 北川 ” 式氣體檢測管。
詳情介紹：
2,2-二氯乙醚氣體檢測管223S
2,2-二氯乙醚氣體檢測管223S，2,2-二氯乙醚氣體檢測管223S 2,2-DICHLOROETHYL ETHER 2-30ppm，日本光明理化工業(yè)株式會社從1947年開始，在氣體分析領域開拓了六十余年 , 形成了馳名于世的 ” 北川 ” 式氣體檢測管。氣體快速分析法 ” 北川 ” 的歷史就是日本檢測管的歷史 。目前是世界上*大的檢測管生產(chǎn)廠家，也是日本**家通過美國SEI的認證，歐盟的認證的檢測管廠家。公司不僅有ISO9001:2000的認證，還獲得了環(huán)境管理的ISO14001的認證。北川式手動氣體采集器AP-20 備有采氣完成指示計 , 可以清楚的判明采氣是否完成 . • 有專門截留玻璃的截留槽 , 以防止檢測管割尖時玻璃片飛濺 . • 有采氣容積為 50 毫升和 100 毫升的兩段式制動卡 . • 采氣器極為小巧 , 并有便于攜帶的皮具包 。
Tube No.
223S
223S
1. PERFORMANCE
1) Measuring range ：2-30 ppm
Number of pump strokes 1(100ml)
2) Sampling time ：40 seconds/1 pump stroke
3) Detectable limit ：0.5 ppm
4) Shelf life ：1 year
5) Operating temperature ：0～40℃
6) Temperature compensation ：Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading ：Direct reading from the scale calibrated by 1 pump stroke
8) Colour change ：Yellowish green→Pink
2. RELATIVE STANDARD DEVIATION
RSD-low：10％ RSD-mid.：10％ RSD-high：10％
3. CHEMICAL REACTION
By decomposing with an Oxidizer, Hydrogen chloride is produced and PH indicator is discoloured.
(CICH2CH2)2O＋CrO3＋H2SO4→2HCI
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
????
GAS To pump
DETECTOR TUBE
(Reddish Brown)
PRETREAT TUBE
30
25
20
15
10
5
2
ppm
100ml
223S 2,2-DICHLOROETHYL ETHER
Substance Interference Coexistence
Halogenated hydrocarbons Similar stain is produced. Higher readings are given.
Aliphatic hydrocarbons The accuracy of readings is not
(more than C3) affected.
Aromatic hydrocarbons 〃
Alcohols 〃
Esters Higher readings are given.
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 5℃ 10℃ 15℃ 20℃ 25℃ 30℃ 35℃ 40℃
(ppm) (32°F) (41°F) (50°F) (59°F) (68°F) (77°F) (86°F) (95°F) (104°F)
30 65 53 49 37 30 24 19 14 9
25 45 40 35 30 25 20 16 12 8
20 32 30 27 23 20 17 13 10 6
15 21 20 19 17 15 13 10 7 5
10 14 14 13 12 10 9 7 5 4
5 7 7 6 6 5 4 3 2 1
2 3 3 3 2 2 2 1 1 1
1) Measuring range ：2-30 ppm
Number of pump strokes 1(100ml)
2) Sampling time ：40 seconds/1 pump stroke
3) Detectable limit ：0.5 ppm
4) Shelf life ：1 year
5) Operating temperature ：0～40℃
6) Temperature compensation ：Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading ：Direct reading from the scale calibrated by 1 pump stroke
8) Colour change ：Yellowish green→Pink
2. RELATIVE STANDARD DEVIATION
RSD-low：10％ RSD-mid.：10％ RSD-high：10％
3. CHEMICAL REACTION
By decomposing with an Oxidizer, Hydrogen chloride is produced and PH indicator is discoloured.
(CICH2CH2)2O＋CrO3＋H2SO4→2HCI
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
????
GAS To pump
DETECTOR TUBE
(Reddish Brown)
PRETREAT TUBE
30
25
20
15
10
5
2
ppm
100ml
223S 2,2-DICHLOROETHYL ETHER
Substance Interference Coexistence
Halogenated hydrocarbons Similar stain is produced. Higher readings are given.
Aliphatic hydrocarbons The accuracy of readings is not
(more than C3) affected.
Aromatic hydrocarbons 〃
Alcohols 〃
Esters Higher readings are given.
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 5℃ 10℃ 15℃ 20℃ 25℃ 30℃ 35℃ 40℃
(ppm) (32°F) (41°F) (50°F) (59°F) (68°F) (77°F) (86°F) (95°F) (104°F)
30 65 53 49 37 30 24 19 14 9
25 45 40 35 30 25 20 16 12 8
20 32 30 27 23 20 17 13 10 6
15 21 20 19 17 15 13 10 7 5
10 14 14 13 12 10 9 7 5 4
5 7 7 6 6 5 4 3 2 1
2 3 3 3 2 2 2 1 1 1