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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>222S三甲胺(CH3)3N气体检测管222S Trimethyl amine 1-20ppm

三甲胺(CH3)3N气体检测管222S Trimethyl amine 1-20ppm

简要描述:

三甲胺(CH3)3N气体检测管222S Trimethyl amine 1-20ppm,121AHC一定要正确的保存。应该在10度以下冷藏保存,避免阳光照射和冷冻。一定要在使用期限内使用(包装上标注有使用期限),一定不要重复使用。在从冷藏处拿出后,应在室温条件下放置一段时间再使用。Gastec GV-100 Gas Sampling Pump
The Model GV-100 Gas Sampling Pump can precisely collect a sample volume fo

更新时间:2017-08-06

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三甲胺(CH3)3N气体检测管222S Trimethyl amine 1-20ppm

三甲胺(CH3)3N气体检测管222S Trimethyl amine 1-20ppm

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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