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產(chǎn)品詳情
簡(jiǎn)單介紹:
日本北川式硫化氫H2S氣體檢知管120SD
日本北川式硫化氫H2S氣體檢知管120SD,硫化氫H2S氣體檢知管120SD HYDROGEN SULPHIDE 1-60ppm,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:
日本北川式硫化氫H2S氣體檢知管120SD
日本北川式硫化氫H2S氣體檢知管120SD,硫化氫H2S氣體檢知管120SD HYDROGEN SULPHIDE 1-60ppm,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 。
1. PERFORMANCE
1) Measuring range :2-60 ppm 1-30 ppm
Number of pump strokes 1/2(50ml) 1(100ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :0.2 ppm(100ml)
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by 1 pump stroke
7) Colour change :White→Pale brown
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
By reacting with Lead acetate(II), Lead sulphide is produced.
H2S+Pb(CH3COO)2→PbS+2CH3COOH
4. CALIBRATION OF THE TUBE
PERMEATION TUBE METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
135
10
15
20
25
30
100ml
ppm
????
Tube No.
120SD HYDROGEN SULPHIDE
(NOTE)
In case of 1 /2 pump strokes, following formula is available for the actual concentration.
Actual concentration=2×Reading value
Substance Interference ppm Coexistence
Sulphur dioxide FIG.1 aTfhfeec atecdc.uracy of readings is not 10 Higher readings are given.
Mercaptans FIG.2 〃300 〃
Nitrogen dioxide FIG.3 〃2 Lower readings are given.
0
60
80
20
40
Sulphur dioxide〔ppm〕?
FIG.1 Influence of Sulphur dioxide
Hydrogen sulphide indicating value 〔ppm〕
200 400
100ml
0
60
80
20
40
Ethyl mercaptan〔ppm〕?
FIG.2 Influence of Ethyl mercaptan
Hydrogen sulphide indicating value 〔ppm〕
200 400 600
100ml
0
150
50
100
Nitrogen dioxide〔ppm〕?
FIG.3 Influence of Nitrogen dioxide
1) Measuring range :2-60 ppm 1-30 ppm
Number of pump strokes 1/2(50ml) 1(100ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :0.2 ppm(100ml)
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by 1 pump stroke
7) Colour change :White→Pale brown
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
By reacting with Lead acetate(II), Lead sulphide is produced.
H2S+Pb(CH3COO)2→PbS+2CH3COOH
4. CALIBRATION OF THE TUBE
PERMEATION TUBE METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
135
10
15
20
25
30
100ml
ppm
????
Tube No.
120SD HYDROGEN SULPHIDE
(NOTE)
In case of 1 /2 pump strokes, following formula is available for the actual concentration.
Actual concentration=2×Reading value
Substance Interference ppm Coexistence
Sulphur dioxide FIG.1 aTfhfeec atecdc.uracy of readings is not 10 Higher readings are given.
Mercaptans FIG.2 〃300 〃
Nitrogen dioxide FIG.3 〃2 Lower readings are given.
0
60
80
20
40
Sulphur dioxide〔ppm〕?
FIG.1 Influence of Sulphur dioxide
Hydrogen sulphide indicating value 〔ppm〕
200 400
100ml
0
60
80
20
40
Ethyl mercaptan〔ppm〕?
FIG.2 Influence of Ethyl mercaptan
Hydrogen sulphide indicating value 〔ppm〕
200 400 600
100ml
0
150
50
100
Nitrogen dioxide〔ppm〕?
FIG.3 Influence of Nitrogen dioxide