6723301 หลอด Tube วัดสารเคมีประเภท Styrene 10/a ยี่ห้อ Draeger
Model : 75-2301
Model (old) : 62-2200-S01
Application Range
Standard Measuring Range: 10 to 200 ppm
Number of Strokes n: max. 15
Time for Measurement: max. 3 min
Standard Deviation: ± 15 to 20 %
Color Change: white -> pale yellow
Ambient Operating Conditions
Temperature: 15 to 40 °C
Absolute Humidity: < 15 mg H2O / L
Reaction Principle
C6H5-CH=CH2 + H2SO4 -> pale yellow reaction product
Cross Sensitivity
Other organic compounds which tend toward polymerization (e. g. butadiene) are indicated, but with different sensitivities. It is impossible to measure monostyrene in the presence of these compounds.