一本色道亚州综合久久精品,年轻的妈妈3韩国电影,最新日本免费一区二区视频,欧美亚洲国产日韩不卡

產(chǎn)品列表PRODUCTS LIST

首頁(yè)>產(chǎn)品中心>日本光明北川式氣體檢測(cè)管>氣體快速檢測(cè)管>113SB庚烷CH3(CH2)5CH3氣體檢測(cè)管113SB HEPTANE 100-2000ppm

庚烷CH3(CH2)5CH3氣體檢測(cè)管113SB HEPTANE 100-2000ppm

簡(jiǎn)要描述:

庚烷CH3(CH2)5CH3氣體檢測(cè)管113SB HEPTANE 100-2000ppm,氣體檢測(cè)管可成功地用于快速檢測(cè)空氣中的有害氣體和煙霧,并且可用于測(cè)量工作場(chǎng)所的有害氣體和空氣中的煙霧含量濃度.廣泛應(yīng)用于冶金,石化,制藥,污水處理,造紙,消防等行業(yè)可燃?xì)怏w泄漏檢測(cè).作為日本GASTEC氣體檢測(cè)管的一級(jí)代理

更新時(shí)間:2024-11-20

發(fā)郵件給我們:554328895@qq.com

分享到: 1
在線(xiàn)留言
庚烷CH3(CH2)5CH3氣體檢測(cè)管113SB HEPTANE 100-2000ppm

庚烷CH3(CH2)5CH3氣體檢測(cè)管113SB HEPTANE 100-2000ppm

Tube 13SB

1. PERFORMANCE
1) Measuring range :100-2000 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :15 ppm
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Graduations printed on the tube are calibrated by Hexane at 1 pump stroke and
Heptane concentration is determined by using a conversion chart at 3 pump strokes.
8) Colour change :Orange→Yellowish green
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:5%
3. CHEMICAL REACTION
Chromium oxide is reduced.
CH3(CH2)5CH3+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
1200
1400
1000
800
600
400
200
100
50
ppm
113SB C HEPTANE
Substance Interference ppm Coexistence
Alcohols Similar stain is produced. 6%
Ketones 〃〃〃
Esters 〃〃〃
Aromatic hydrocarbons The bottom of the discoloured layer
FIG.1,2 〃iisn gssta ainree dg itvoe Bn.lack and higher read-
(Pmaroarfefi nth haynd Cro3c)arbons 〃Higher readings are given.
0
500
 Benzene〔ppm〕?
FIG.1 Influence of Benzene
 Toluene〔ppm〕?
FIG.2 Influence of Toluene
Heptane indicating value 〔ppm〕
50 100 0
500
Heptane indicating value 〔ppm〕
50 100 150
13SB Tube reading (ppm)?
(300ml)?
Heptane concentration(ppm)?
1200
1400
1000
800
600
400
200
100
50 100
300
500
1000
1500
2000
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
2,000 - - 2,000 1,680 1,460
1,600 - 2,000 1,600 1,380 1,200
1,200 2,000 1,160 1,200 1,040 920
800 1,200 940 800 720 660
400 520 460 400 360 320
200 260 230 200 180 160
100 100 100 100 100 100

宁城县| 保定市| 丰镇市| 白城市| 双辽市| 重庆市| 明星| 济宁市| 巴东县| 大关县| 闵行区| 宜章县| 赤水市| 蓬莱市| 朔州市| 松江区| 秦皇岛市| 偏关县| 曲阜市| 怀集县| 清新县| 东丽区| 龙江县| 峨眉山市| 东光县| 固始县| 辽中县| 东源县| 津南区| 永清县| 栖霞市| 西城区| 科技| 松溪县| 荆门市| 基隆市| 昌吉市| 杂多县| 湖南省| 万年县| 双流县|