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>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戊烷CH3(CH2)3CH3氣體檢測管113SB PENTANE 50-1000ppm

戊烷CH3(CH2)3CH3氣體檢測管113SB PENTANE 50-1000ppm

簡要描述:

戊烷CH3(CH2)3CH3氣體檢測管113SB PENTANE 50-1000ppm,CAS 09-66-0,健康危害,高濃度可引起眼與呼吸道粘膜輕度刺激癥狀和麻醉狀態(tài),甚至意識喪失。慢性作用為眼和呼吸道的輕度刺激??梢疠p度皮炎。燃爆危險,本品極度易燃。主要用途,用作溶劑,制造人造冰、麻醉劑,合成戊醇、異戊烷等。有限/密閉空間氣體安全檢測箱,有限空間應(yīng)急防護箱 www.yd666.com

更新時間:2024-11-20

發(fā)郵件給我們:554328895@qq.com

分享到: 1
在線留言
戊烷CH3(CH2)3CH3氣體檢測管113SB PENTANE 50-1000ppm

戊烷CH3(CH2)3CH3氣體檢測管113SB PENTANE 50-1000ppm

Tube 13SB
1. PERFORMANCE
1) Measuring range :50-1,000 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :10 ppm
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Reading :Graduations printed on the tube are calibrated by Hexane at 1 pump stroke
and Pentane concentration is determined by using a conversion chart.
7) Colour change :Orange→Yellowish green
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:5%
3. CHEMICAL REACTION
CH3(CH2)3CH3+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
250
400
600
800
1000
1200
1400
100
50
ppm
GAS To pump
113SB C PENTANE
0
500
Benzene〔ppm〕?
FIG.1 Influence of Benzene
Pentane indicating value 〔ppm〕
50 100 0
500
Toluene〔ppm〕?
FIG.2 Influence of Toluene
Pentane indicating value 〔ppm〕
50 100 150
Pentane concentration(ppm)?
13SB Tube reading(ppm)?
(100ml)?
50
100
200
400
600
800
1000
1200
1400
50
100
200
400
600
800
1000
Substance Interference ppm Coexistence
Alcohols Similar stain is produced. 6% Higher readings are given.
Ketones 〃〃〃
Esters 〃〃〃
Aromatic hydrocarbons 〃The bottom of the discoloured layer is stain-
FIG.1,2 ed to Black and higher readings are given.
Paraffin (morefi nth Haynd Cro3)carbons 〃Higher readings are given.

井研县| 贡嘎县| 明水县| 遂昌县| 滦平县| 辽宁省| 尼勒克县| 隆尧县| 广西| 沙雅县| 扬中市| 侯马市| 大丰市| 柳州市| 阿坝县| 泸溪县| 南阳市| 隆德县| 宁波市| 库车县| 大连市| 白玉县| 灵山县| 白玉县| 武定县| 奈曼旗| 木兰县| 滦南县| 铜川市| 丰城市| 黔西县| 西乌珠穆沁旗| 错那县| 华亭县| 凭祥市| 麻栗坡县| 桂平市| 岳普湖县| 嘉峪关市| 湘潭县| 类乌齐县|