Skatole

3-methyl-1H-indole, 3-METHYLINDOLE, Scatole, Skatol, beta-Methylindole, Indole, 3-methyl-, 3-MI, 3-Methyl-4,5-benzopyrrole, 3-methyl indole

How to detect Skatole

Formula: C9H9N | CAS: 83-34-1

Synonyms: 3-methyl-1H-indole, 3-METHYLINDOLE, Scatole, Skatol, beta-Methylindole, Indole, 3-methyl-, 3-MI, 3-Methyl-4,5-benzopyrrole, 3-methyl indole

Specification

Specification	Value/Information
Formula	C9H9N
CAS no.	83-34-1
Gas Response Factor, 11.7 eV	NA
Gas Response Factor, 10.6 eV	0.4
Gas Response Factor, 10.0 eV	NA
ppm per mg/m⁻³, (20 °C, 1 bar)	0.183

Specification	Value/Information
Molecular Weight, g/mole	131.2
Melting point, °C	98
Boiling point, °C	266
Flash point, °C	132
Ionisation Energy, eV	7.5

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Comparative specifications
Sensor Variant	MiniPID 2 PPM WR VOC Sensor	MiniPID 2 PPM VOC Sensor	MiniPID 2 PPB WR VOC Sensor	MiniPID 2 PPB VOC Sensor	MiniPID 2 HS VOC Sensor	MiniPID 2 10.0 eV VOC Sensor	MiniPID 2 11.7 eV VOC Sensor
Electrode Stack Colour	Blue	Blue	White	White	Red	White + Gold Spot	White
Minimum Detection Limit	500 ppb	100 ppb	20 ppb	1 ppb	0.5 ppb	5 ppb	100 ppb
Range	0 to >10,000 ppm	0 to 4000 ppm	0 to >200 ppm	0 to >40 ppm	0 to >3 ppm	0 to >100 ppm	0 to >100 ppm
Response Time T90 (s)	<3	<3	<8	<8	<12	<8	<8
Sensitivity	>0.4 mV/ppm @ 100ppm	>0.65 mV/ppm @ 100 ppm	>5 mV/ppm	>30 mV/ppm	>600 mV/ppm	>15 mV/ppm	>1 mV/ppm
Lamp Energy	10.6 eV	10.6 eV	10.6 eV	10.6 eV	10.6 eV	10.0 eV	11.7 eV
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