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首頁(yè)>產(chǎn)品中心>日本光明北川式氣體檢測管>氣體快速檢測管>113SB正己烷CH3(CH2)4CH3氣體檢知管113SB n-HEXANE 50-1400ppm

正己烷CH3(CH2)4CH3氣體檢知管113SB n-HEXANE 50-1400ppm

簡(jiǎn)要描述:

正己烷CH3(CH2)4CH3氣體檢知管113SB n-HEXANE 50-1400ppm,侵入途徑:吸入、食入、經(jīng)皮吸收。健康危害:本品有麻醉和刺激作用。長(cháng)期接觸可致周?chē)窠?jīng)炎。急性中毒:吸入高濃度本品出現頭痛、頭暈、惡心、共濟失調等,重者引起神志喪失甚至死亡。對眼和上呼吸道有刺激性。

更新時(shí)間:2024-07-14

在線(xiàn)留言
正己烷CH3(CH2)4CH3氣體檢知管113SB n-HEXANE 50-1400ppm

正己烷CH3(CH2)4CH3氣體檢知管113SB n-HEXANE 50-1400ppm

Tube 13SB

1. PERFORMANCE
1) Measuring range :50-1400 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :5 ppm
4) Shelf life :2 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 :Orange→Yellowish green
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Chromium oxide is reduced.
CH3(CH2)4CH3+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
1400
1200
1000
800
600
400
200
100
50
ppm
????
????
113SB n-HEXANE
Substance Interference Coexistence
Aromatic hydrocarbons FIG.1,2 Black stain is produced. Higher readings are given.
Paraffin (morefi nth haynd Cro3c)arbons Similar stain is produced. 〃
In presence of Alcohols, Ketones or Esters less than 6%, the accuracy of readings is not affected.
0
500
 Benzene〔ppm〕?
FIG.1 Influence of Benzene
n-Hexane indicating value 〔ppm〕
50 100 0
500
 Toluene〔ppm〕?
FIG.2 Influence of Toluene
n-Hexane indicating value 〔ppm〕 100 150 50
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
1,400 1,730 1,530 1,400 1,270 1,180
1,200 1,470 1,320 1,200 1,090 1,010
1,000 1,230 1,100 1,000 910 840
800 980 870 800 720 670
600 740 660 600 550 500
400 470 430 400 360 330
200 220 210 200 180 170

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