產(chǎn)品詳情
簡單介紹：
乙烯H2C=CH2氣體檢測管108B
乙烯H2C=CH2氣體檢測管108B ，乙烯H2C=CH2氣體檢測管108B Ethylene 0.01-100ppm，日本光明理化工業(yè)株式會社從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 ” 式氣體檢測管。氣體快速分析法 ” 北川 ” 的歷史就是日本檢測管的歷史
詳情介紹：
乙烯H2C=CH2氣體檢測管108B
乙烯H2C=CH2氣體檢測管108B ，乙烯H2C=CH2氣體檢測管108B Ethylene 0.01-100ppm，日本光明理化工業(yè)株式會社從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.108B
1. PERFORMANCE
1) Measuring range ：0.5-100 ppm 0.1-20 ppm
Number of pump strokes 1(100ml) 5(500ml)
2) Sampling time ：2 minutes/1 pump stroke
3) Detectable limit ：0.01 ppm(500ml)
4) Shelf life ：3 years
5) Operating temperature ：0～40℃
6) Reading ：Colour intensity method
7) Colour change ：Pale yellow→Blue
2. RELATIVE STANDARD DEVIATION
RSD-low： RSD-mid.： RSD-high：
3. CHEMICAL REACTION
Molybdate is reduced and molybdeum blue is produced.
H2C＝CH2＋PdSO4＋(NH4)2MoO4→Mo3O8
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS
REAGENT
First section Second section
(Pale yellow)
REAGENT
(Pale yellow)
To pump
108B ETHYLENE
Substance Interference ppm Coexistence
Whole reagent is discoloured to
Hydrogen(over 40℃) Similar stain is produced. 10% Blue and higher readings are
given.
Saturated hydrocarbons 〃Higher readings are given.
Acetylene Dark blue stain is produced. 〃
Carbon monoxide Green or Blue stain is produced. 〃
Hydrogen sulphide Black stain is produced. 1,000 〃
Hydrogen cyanide Original colour is faded to White. 〃
Benzene Yellowish orange or Yellowish
brown stain is produced.
Carbon disulphide 〃
Chlorine 〃
Nitrogen dioxide 〃1
Ammonia Original colour is faded. Lower readings are given.
1. PERFORMANCE
1) Measuring range ：0.5-100 ppm 0.1-20 ppm
Number of pump strokes 1(100ml) 5(500ml)
2) Sampling time ：2 minutes/1 pump stroke
3) Detectable limit ：0.01 ppm(500ml)
4) Shelf life ：3 years
5) Operating temperature ：0～40℃
6) Reading ：Colour intensity method
7) Colour change ：Pale yellow→Blue
2. RELATIVE STANDARD DEVIATION
RSD-low： RSD-mid.： RSD-high：
3. CHEMICAL REACTION
Molybdate is reduced and molybdeum blue is produced.
H2C＝CH2＋PdSO4＋(NH4)2MoO4→Mo3O8
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS
REAGENT
First section Second section
(Pale yellow)
REAGENT
(Pale yellow)
To pump
108B ETHYLENE
Substance Interference ppm Coexistence
Whole reagent is discoloured to
Hydrogen(over 40℃) Similar stain is produced. 10% Blue and higher readings are
given.
Saturated hydrocarbons 〃Higher readings are given.
Acetylene Dark blue stain is produced. 〃
Carbon monoxide Green or Blue stain is produced. 〃
Hydrogen sulphide Black stain is produced. 1,000 〃
Hydrogen cyanide Original colour is faded to White. 〃
Benzene Yellowish orange or Yellowish
brown stain is produced.
Carbon disulphide 〃
Chlorine 〃
Nitrogen dioxide 〃1
Ammonia Original colour is faded. Lower readings are given.