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當(dāng)前位置:上海境宣實(shí)業(yè)有限公司>>日本光明北川式氣體檢測管>>氣體快速檢測管>> 213S三乙胺(C2H5)3N氣體檢測管213S TRIETHYL AMINE 1-20ppm

三乙胺(C2H5)3N氣體檢測管213S TRIETHYL AMINE 1-20ppm

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產(chǎn)品型號213S

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所  在  地上海市

更新時(shí)間:2025-03-11 12:20:13瀏覽次數(shù):3372次

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三乙胺(C2H5)3N氣體檢測管213S TRIETHYL AMINE 1-20ppm,英文名稱 triethylamine(TEA),;N,N-二乙基乙胺,,別名 N,,N-二乙基乙胺,健康危害:對呼吸道有強(qiáng)烈的刺激性,,吸入后可引起肺水腫甚至死亡,。口服腐蝕口腔,、食道及胃,。眼及皮膚接觸可引起化學(xué)性灼傷。

三乙胺(C2H5)3N氣體檢測管213S TRIETHYL AMINE 1-20ppm

Tube No.213S
1. PERFORMANCE
1) Measuring range :2-20 ppm 1-10 ppm
Number of pump strokes 1/2(50ml) 1(100ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :0.2 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.:5% RSD-high:5%
3. CHEMICAL REACTION
By reacting with phosphoric acid, PH indicator is discoloured.
2(C2H5)3N+H3PO4→〔(C2H5)3NH〕2HPO4
4. CALIBRATION OF THE TUBE
VAPOUR PRESSURE METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
6
4
2 1
DEHUMIDIFIER
(White)
10
8
100ml
ppm
213S TRIETHYL AMINE
(NOTE)
In case of 1 / 2 pump strokes, following formula is available for the actual concentration.
Actual concentration=2×Reading value.
Substance Interference Coexistence
Ammonia Similar stains are produced and Higher readings are given.
higher readings are given.
Other amines 〃〃

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