醋酸丁酯氣體檢測管142L Butyl acetate
Butyl acetate No.142L

CH3CO2(CH2)3CH3(CH3CO2C4H9)

Performance

MeasuringRange

10 to 300 ppm

Number of PumpStrokes

CorrectionFactor

SamplingTime

4 minutes per pumpstroke

DetectingLimit

2 ppm (n=2)

ColorChange

Yellow → Dark brown →Pale blue after few minutes

ReactionPrinciple

CH3CO2(CH2)3CH3 + Cr⁶⁺ + H2SO4 → Cr³⁺

Coefficient ofVariation15% (for 10 to 100ppm)， 10% (for 100 to 300 ppm)ShelfLife2 YearsCorrectionsfor
temperature & humidityTemperature correction is necessaryStore the tubes at cool and darkplace.
Possible coexisting substances and theirinterferences(NOTE)

Substance

Concentration

Interference

Change color by itself

Alcohols

Plus error

Dark brown (few minuteslater)
Pale blue

Ketones

Plus error

Esters

Plus error

Aromatic HCs

Pluserror

河南省鑫屬實業(yè)有限公司發(fā)布與 醋酸丁酯氣體檢測管142L Butyl acetate 相關(guān)的產(chǎn)品
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醋酸丁酯氣體檢測管142L Butyl acetate Butyl acetate No.142L

CH3CO2(CH2)3CH3(CH3CO2C4H9)

醋酸丁酯氣體檢測管142L Butyl acetate
Butyl acetate No.142L