当前位置:上海境宣实业有限公司>>日本光明北川式气体检测管>>气体快速检测管>> 280S乙炔乙烯分开测气体检测管280S ACETYLENE・ETHYLENE HC≡CH、H2C=CH2
乙炔乙烯分开测气体检测管280S ACETYLENE・ETHYLENE HC≡CH、H2C=CH2 20-300ppm(C2H2),200-2,000ppm(C2H4)
1. PERFORMANCE
1) Measuring range:
Acetylene 20-300 ppm
Ethylene 200-2000 ppm
Number of pump strokes 1(100mr)
2) Sampling time :3 minutes/1 pump stroke with orifice
3) Detectable limit :
Acetylene 0.1 ppm
Ethylene 1 ppm
4) Shelf life :1 year
5) Operating temperature :10~40℃
6) Temperature compensation:
Acetylene No temperature correction is necessary.
Ethylene Necessary(refer to "Table 2. Temperature CorrectionTable")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change:
Acetylene Yellow→Dark brown
Ethylene Pale yellow→Blue
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
Acetylene detector tube:C2H2+K2Pd(SO3)2→Pd
Ethylene detector tube:C2H2+PdSO4+(NH4)2Mo3O5
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
ppm
2000
ppm
1800
1600
1400
1200
1000
800
600
400
300
250
200
150
100
50
20
200
Tube No.
280S ACETYLENE ETHYLENE
TEMPERATURE CORRECTION TABLE
Tube Corrected Concentration (%)
Readings 10℃ 20℃ 30℃ 40℃
(ppm) (50°F) (68°F) (86°F) (104°F)
2000 1550 2000
1800 1400 1800 2050
1600 1300 1600 1900
1400 1150 1400 1600
1200 1000 1200 1400
1000 900 1000 1200
800 750 800 950
600 600 600 700
・
www.r-biopharm.com.cn
请输入账号
请输入密码
请输验证码
以上信息由企业自行提供,信息内容的真实性、准确性和合法性由相关企业负责,化工仪器网对此不承担任何保证责任。
温馨提示:为规避购买风险,建议您在购买产品前务必确认供应商资质及产品质量。