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產(chǎn)品詳情
簡(jiǎn)單介紹:
硒化氫H2Se氣體檢測(cè)管167S
硒化氫H2Se氣體檢測(cè)管167S,硒化氫H2Se氣體檢測(cè)管167S HYDROGEN SELENIDE 1-600ppm,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:
硒化氫H2Se氣體檢測(cè)管167S
硒化氫H2Se氣體檢測(cè)管167S,硒化氫H2Se氣體檢測(cè)管167S HYDROGEN SELENIDE 1-600ppm,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(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 。
Tube No.167S
1. PERFORMANCE
1) Measuring range :5-600 ppm 1-120 ppm
Number of pump strokes 1(100ml) 5(500ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :0.5 ppm(500ml)
4) Shelf life :1 year
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by 1 pump stroke
7) Colour change :Pale yellow→Dark brown
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:5%
3. CHEMICAL REACTION
By reacting with Gold chloride(III), Colloidal gold is liberated.
H2Se+AuCI3(III)→Au
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
600
550
500
450
400
350
300
250
200
150
100
50
10
5
100ml
ppm
????
????
167S HYDROGEN SELENIDE
Substance ppm Interference ppm Coexistence
Acetylene 3% Higher readings are given.
Carbon monoxide 0.1% 〃
Sulphur dioxide Pale blue stain is produced. 〃
Hydrogen sulphide 10 Brown stain is produced. 〃
Mercury vapours Similar stain is produced.
Arsine 〃10 〃
Iron carbonyl 〃10 〃
Nickel carbonyl 〃10 〃
(NOTE)
When the concentration is below 5 ppm, 5 pump strokes can be used to determine the lower concentration.
Following formula is available for the actual concentration.
Actual concentration=1/5×Reading value
1. PERFORMANCE
1) Measuring range :5-600 ppm 1-120 ppm
Number of pump strokes 1(100ml) 5(500ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :0.5 ppm(500ml)
4) Shelf life :1 year
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by 1 pump stroke
7) Colour change :Pale yellow→Dark brown
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:5%
3. CHEMICAL REACTION
By reacting with Gold chloride(III), Colloidal gold is liberated.
H2Se+AuCI3(III)→Au
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
600
550
500
450
400
350
300
250
200
150
100
50
10
5
100ml
ppm
????
????
167S HYDROGEN SELENIDE
Substance ppm Interference ppm Coexistence
Acetylene 3% Higher readings are given.
Carbon monoxide 0.1% 〃
Sulphur dioxide Pale blue stain is produced. 〃
Hydrogen sulphide 10 Brown stain is produced. 〃
Mercury vapours Similar stain is produced.
Arsine 〃10 〃
Iron carbonyl 〃10 〃
Nickel carbonyl 〃10 〃
(NOTE)
When the concentration is below 5 ppm, 5 pump strokes can be used to determine the lower concentration.
Following formula is available for the actual concentration.
Actual concentration=1/5×Reading value