Table of Contents
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Gas
Carbon Monoxide
Carbon Dioxide
Nitrogen Dioxide
Ammonia (NH3)
Hydrogen
Hydrogen Sulfide
Methane
Ozone
PERC
Sulphur Dioxide
Isobutylene
IDLH: Immediately Dangerous to Life or Health
PEL:
Permissible exposure limit (usually based upon a time weighted 8 hour average
STEL: Short - term exposure limit ( 1 hour average)
LEL:
Lower explosion limit
Source: http://www.cdc.gov/niosh/idlh/intridl4.html 21/06/2013 (always check for latest
information)
Kanomax Gasmaster User Guide
MRK-D-0002 V3
IDLH (ppm)
PEL (ppm)
1200
25
Model
40000
27500
20
N/A
300
25
N/A
N/A
100
10
N/A
N/A
5
0.1
N/A
N/A
100
2
N/A
N/A
STEL (ppm)
LEL (ppm)
N/A
30000
1
35
N/A
15
N/A
0.3
N/A
5
N/A
125,000
N/A
N/A
150,000
40,000
40,000
50,000
N/A
N/A
N/A
18,000
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