产品列表PRODUCTS LIST

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>113SB正己烷CH3(CH2)4CH3气体检知管113SB n-HEXANE 50-1400ppm

正己烷CH3(CH2)4CH3气体检知管113SB n-HEXANE 50-1400ppm

简要描述:

正己烷CH3(CH2)4CH3气体检知管113SB n-HEXANE 50-1400ppm,侵入途径:吸入、食入、经皮吸收。健康危害:本品有麻醉和刺激作用。长期接触可致周围神经炎。急性中毒:吸入高浓度本品出现头痛、头晕、恶心、共济失调等,重者引起神志丧失甚至死亡。对眼和上呼吸道有刺激性。

更新时间:2017-08-02

发邮件给我们:554328895@qq.com

分享到: 1
在线留言
正己烷CH3(CH2)4CH3气体检知管113SB n-HEXANE 50-1400ppm

正己烷CH3(CH2)4CH3气体检知管113SB n-HEXANE 50-1400ppm

Tube No.113SB

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

联系人
在线客服
用心服务 成就你我