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首页>产品中心>日本光明北川式气体检测管>气体快速检测管>132SC间氯甲苯C6H4Cl(CH3)气体检测管132SC VINYL CHLORIDE 0.5-10ppm

间氯甲苯C6H4Cl(CH3)气体检测管132SC VINYL CHLORIDE 0.5-10ppm

简要描述:

对氯甲苯,间氯甲苯C6H4Cl(CH3) 气体检测管132SC VINYL CHLORIDE (-) 0.5-10ppm,其毒性还和接触时间有关,例如长期接触 1.748×10 -7mol/L(4ppm) 以下的臭氧会引起*性心脏障碍,但接触 20ppm 以下的臭氧不超过 2h,对人体无*性危害。 VINYL CHLORIDE (-) 氯乙烯检测管,C6H4Cl(CH3) m-Chlorotoluene

更新时间:2018-05-06

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间氯甲苯C6H4Cl(CH3)气体检测管132SC VINYL CHLORIDE 0.5-10ppm

氯乙烯检测管,间氯甲苯C6H4Cl(CH3)气体检测管132SC VINYL CHLORIDE 0.5-10ppm

Tube No.132SC
1. PERFORMANCE
1) Measuring range :0.4-12.0 ppm 0.2-6.0 ppm 0.1-3.0 ppm
Number of pump strokes 1(100ml) 2(200ml) 4(400ml)
2) Sampling time :3 minutes/2 pump strokes
3) Detectable limit :0.05 ppm(400ml)
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(0~15℃)(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 2 pump strokes
8) Colour change :Greenish yellow→Pink
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
By decomposing with an Oxidizer, Hydrogen chlorine is produced and PH indicator is discoloured.
CH2=CHCI+CrO3+H2SO4→HCI
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
PRETEAT TUBE DETECTOR TUBE
6.0
5.0
4.0
3.0
2.0
1.0
(White)
ppm
200ml
132SC VINYL CHLORIDE
Substance Interference ppm Coexistence
Acetylene 1% Lower readings are given.
Ethylene FIG.1 300 〃
Hydrogen chloride 200 Higher readings are given.
Chlorine Similar stain is produced. ch1lo0r×ideV cinoynlc. 〃
(NOTE)
In case of 1 or 4 pump strokes, following formula is available for the actual concentration.
Actual concentration=Temperature corrected value×2/Number of strokes
0
4.0
3.0
1.0
2.0
Ethylene〔ppm〕?
FIG.1 Influence of Ethylene Vinyl chloride indicating value 〔
ppm〕
100 200 300 400 500 600 700
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 5℃ 10℃ 15-40℃
(ppm) (32°F) (41°F) (50°F) (59°F)(104°F)
6.0 10.0 8.2 7.0 6.0
5.0 8.2 6.8 5.7 5.0
4.0 6.7 5.5 4.7 4.0
3.0 4.9 4.1 3.5 3.0
2.0 3.3 2.7 2.3 2.0
1.0 1.6 1.3 1.2 1.0

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