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홈 GASTEC- 가스 검파관 Gastec 3HM 빠른 측정 감지기 암모니아 NH3 (0.05 ~ 3.52 %)

Gastec 3HM 빠른 측정 감지기 암모니아 NH3 (0.05 ~ 3.52 %)

Indicator: 0.05 ~ 1.6%
Measuring Range: 
+ 0.05 to 1.6%, Number of Pump Strokes 1
+ 1.6 to 3.52%, Number of Pump Strokes 1/2
Sampling Time:  1 minutes per pump stroke
Colour Change: Pink → Yellow
Reaction Principle: 2NH3 + H2SO4 → (NH4)2SO4
Coefficient of Variation: 10% (for 0.05 to 0.4 %), 5% (for 0.4 to 1.6 %)
Nr. of tests: 10
Pump: GV-100S/110S

Details

Catalog

Manual

Performance
Measuring Range
0.05 to 1.6% 1.6 to 3.52%
Number of Pump Strokes
1 1/2
Correction Factor
1 2.2
Sampling Time 1 minute per pump stroke
Detecting Limit 0.01% (n=1)
Colour Change Pink → Yellow
Reaction Principle 2NH3 + H2SO4 → (NH4)2SO4
Coefficient of Variation 10% (for 0.05 to 0.4 %), 5% (for 0.4 to 1.6 %)
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 colour by itself to
Hydrazine   + Yellow
Pyridine   + Yellow
Amines other than aromatic amines   + Yellow
Calibration gas generation High pressure gas cylinder method
TLV-TWA TLV-STEL Explosive range
25 ppm (2014) 35 ppm (2014) 15 to 28%

 

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