产品详情
简单介绍：
马来酸酐C4H2O3气体检测管216S
马来酸酐C4H2O3气体检测管216S ，马来酸酐C4H2O3气体检测管216S MALEIC ANHYDRIDE 0.2-10ppm，日本光明理化工业株式会社从1947年开始，在气体分析领域开拓了六十余年 , 形成了驰名于世的 ” 北川 ” 式气体检测管
详情介绍：
马来酸酐C4H2O3气体检测管216S
马来酸酐C4H2O3气体检测管216S ，马来酸酐C4H2O3气体检测管216S MALEIC ANHYDRIDE 0.2-10ppm，日本光明理化工业株式会社从1947年开始，在气体分析领域开拓了六十余年 , 形成了驰名于世的 ” 北川 ” 式气体检测管。气体快速分析法 ” 北川 ” 的历史就是日本检测管的历史 。目前是世界上*大的检测管生产厂家，也是日本**家通过美国SEI的认证，欧盟的认证的检测管厂家。公司不仅有ISO9001:2000的认证，还获得了环境管理的ISO14001的认证。北川式手动气体采集器AP-20 备有采气完成指示计 , 可以清楚的判明采气是否完成 . • 有专门截留玻璃的截留槽 , 以防止检测管割尖时玻璃片飞溅 . • 有采气容积为 50 毫升和 100 毫升的两段式制动卡 . • 采气器极为小巧 , 并有便于携带的皮具包 。
Tube No.216S
1. PERFORMANCE
1) Measuring range ：1-50 ppm
Number of pump strokes 1(100ml)
2) Sampling time ：1.5 minutes/1 pump stroke
3) Detectable limit ：0.2 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 1 pump stroke
8) Colour change ：Pale Pink→Yellow
2. RELATIVE STANDARD DEVIATION
RSD-low：15％ RSD-mid.：10％ RSD-high：10％
3. CHEMICAL REACTION
By reacting with alkali,PH indicator is discoloured.
CH3COOH＋NaOH→CH3CO2Na＋H2O
4. CALIBRATION OF THE TUBE
DIFFUSION TUBE METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
3
1
ppm
100ml
GAS To pump
5
10
20
30
40
50
216S ACETIC ACID
Substance ppm Interference ppm Coexistence
Sulphur dioxide Similar stain is produced. 1/20×Acetic Higher readings are given.
acid
Nitrogen dioxide 300 〃10 Unclear stain is produced.
Hydrogen chloride Pink stain is produced. 2×Acetic FIG.1 acid Higher readings are given.
Chlorine FIG.2 Yellow stain is produced. 5 〃
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
50 63 57 50 45 40
40 50 45 40 36 31
30 37 33 30 27 23
20 24 22 20 18 16
10 12 11 10 9 8
5 6 6 5 5 4
3 4 4 3 3 2
1 1 1 1 1 1
0
50
30
20
40
10
Hydrogen chloride〔ppm〕?
FIG.1 Influence of Hydrogen chloride
Acetic acid indicating value 〔ppm〕
100 200 300
Coexistence
Interference
0
60
20
40
Chlorine〔ppm〕?
FIG.2 Influence of Chlorine
1. PERFORMANCE
1) Measuring range ：1-50 ppm
Number of pump strokes 1(100ml)
2) Sampling time ：1.5 minutes/1 pump stroke
3) Detectable limit ：0.2 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 1 pump stroke
8) Colour change ：Pale Pink→Yellow
2. RELATIVE STANDARD DEVIATION
RSD-low：15％ RSD-mid.：10％ RSD-high：10％
3. CHEMICAL REACTION
By reacting with alkali,PH indicator is discoloured.
CH3COOH＋NaOH→CH3CO2Na＋H2O
4. CALIBRATION OF THE TUBE
DIFFUSION TUBE METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
3
1
ppm
100ml
GAS To pump
5
10
20
30
40
50
216S ACETIC ACID
Substance ppm Interference ppm Coexistence
Sulphur dioxide Similar stain is produced. 1/20×Acetic Higher readings are given.
acid
Nitrogen dioxide 300 〃10 Unclear stain is produced.
Hydrogen chloride Pink stain is produced. 2×Acetic FIG.1 acid Higher readings are given.
Chlorine FIG.2 Yellow stain is produced. 5 〃
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
50 63 57 50 45 40
40 50 45 40 36 31
30 37 33 30 27 23
20 24 22 20 18 16
10 12 11 10 9 8
5 6 6 5 5 4
3 4 4 3 3 2
1 1 1 1 1 1
0
50
30
20
40
10
Hydrogen chloride〔ppm〕?
FIG.1 Influence of Hydrogen chloride
Acetic acid indicating value 〔ppm〕
100 200 300
Coexistence
Interference
0
60
20
40
Chlorine〔ppm〕?
FIG.2 Influence of Chlorine