Gastec 乙酸被动发现管 CH3CO2H 81D（0.5~100 ppm）

制造商: Gastec
Model: 81D
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技术规格
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Indicator: 5 ~ 100 ppm
Measuring Range: 0.5 ~ 100 ppm
Sampling Hours: 1 to 10 hours
Colour Change: Purple → Yellow
Reaction Principle: CH3CO2H + NaOH → CH3CO2Na
Coefficient of Variation: 5% (for 5 to 20 ppm-hr), 10% (for 20 to 100 ppm-hr)
Nr. of tests: 10

Details

Performance

Measuring Range	0.5 to 100 ppm
Sampling Hours	1 to 10 hours
Detecting Limit	0.2 ppm (10 hours)
Colour Change	Purple → Yellow
Reaction Principle	CH3CO2H + NaOH → CH3CO2Na
Coefficient of Variation	5% (for 5 to 20 ppm-hr), 10% (for 20 to 100 ppm-hr)
Shelf Life	3 Years
Corrections for temperature & humidity	Temperature correction is necessary
Store the tubes at cool and dark place.