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當前位置:上海境宣實業有限公司>>日本光明北川式氣體檢測管>>氣體快速檢測管>> 132SC三氯甲苯C6H5CCl3氣體檢測管132SC Trichlorotoluene 0.2-4ppm

三氯甲苯C6H5CCl3氣體檢測管132SC Trichlorotoluene 0.2-4ppm

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產品型號132SC

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所  在  地上海市

更新時間:2024-12-19 11:04:29瀏覽次數:2794次

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三氯甲苯C6H5CCl3氣體檢測管132SC Trichlorotoluene 0.2-4ppm,三氯甲苯又稱芐川三氯(toluenetrichloride)。結構簡式C6H5CCl3。無色有強烈氣味的液體。不溶于水,可溶于乙醚、乙醇和苯。用于化學工業、塑料、染料的生產、香料工業等。大鼠吸入4h的Z小致死濃度為125ppm,經口致死量為6g/kg(體重)。主要經呼吸道進入體內,對粘膜(特別是眼結膜)有刺激作用。高濃度吸入可致化學性肺炎和肺水腫。皮膚接觸可引起紅斑、大皰和濕疹。根據報道可致小鼠癌

三氯甲苯C6H5CCl3氣體檢測管132SC Trichlorotoluene 0.2-4ppm

Tube 32SC
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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