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二乙胺(CH3)2CHNH2氣體檢測管222S DIETHYL AMINE 1-12ppm,本品為無(wú)色液體;有氨樣特臭;強堿性;具腐蝕性;易揮發(fā)、易燃。與水或乙醇能,健康危害: 本品具有強烈刺激性和腐蝕性。吸入本品蒸氣或霧,可引起喉頭水腫、支氣管炎、化學(xué)性肺炎、肺水腫;高濃度吸入可致死。蒸氣對眼有刺激性,可致角膜水腫。液體或霧引起眼刺激或灼傷。長(cháng)時(shí)間皮膚接觸可致灼傷??诜苽?。慢性影響:皮膚反復接觸,可引起變應性皮炎。
更新時(shí)間:2024-07-14
在線(xiàn)留言二乙胺(CH3)2CHNH2氣體檢測管222S DIETHYL AMINE 1-12ppm
Tube No.222S
1. PERFORMANCE
1) Measuring range :1-20 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :0.3 ppm
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by 1 pump stroke
7) Colour change :Pale purple→Pale yellow
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
By reacting with phosphoric acid, PH indicator is discoloured.
2(CH3)3N+H3PO4→〔(CH3)3NH〕2HPO4
4. CALIBRATION OF THE TUBE
VAPOUR PRESSURE METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
DEHUMIDIFIER
(White)
20
2 1
468
10
12
14
16
18
222S TRIMETHYL AMINE
Substance Interference Coexistence
Ammonia Similar stains are produced Higher readings are given.
Other amines 〃〃
(NOTE)
This tube scale is calibrated based on Diethyl amine and same scale is available for Trimethyl amine.
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