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[供應(yīng)]供應(yīng)鹽酸檢測管14M HCl Hydrogen chloride

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產(chǎn)品產(chǎn)地：日本gastec
產(chǎn)品品牌：日本gastec
包裝規(guī)格：14M
產(chǎn)品數(shù)量：100
計量單位：盒
產(chǎn)品單價：1.0
更新日期：2014-09-29 09:11:19
有效期至：2015-09-29
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供應(yīng)鹽酸檢測管14M HCl Hydrogen chloride 詳細信息

鹽酸檢測管14M HCl Hydrogen chloride 的詳細介紹
鹽酸檢測管14M HCl Hydrogen chloride
Hydrogen chloride No.14MHCl
Performance

Measuring Range
10 to 20 ppm
20 to 500 ppm
500 to 1000 ppm
Number of Pump Strokes
2
1
1/2
Correction Factor
1/2
1
2
Sampling Time
1 minute per pump stroke
Detecting Limit
2.5 ppm (n=2)
Color Change
Yellow → Red
Reaction Principle
Hydrogen chloride reacts with indicator to produce red stain.
HCl + Indicator → Chemical reaction compound
Coefficient of Variation 10% (for 20 to 100 ppm), 5% (for 100 to 500 ppm)
Shelf Life 3 Years
Corrections for
temperature & humidity Unnecessary
Store the tubes at cool and dark place.

Possible coexisting substances and their interferences (NOTE)

Substance
Concentration
Interference
Change color by itself
Hydrogen fluoride
600 ppm
Plus error
Produces red stain
Nitric Acid
1/10 time
Plus error
Produces red stain
Nitrogen dioxide
1/2 time
Plus error.
Produces red stain
(500 ppm)

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