The United States Department of labor,occupation safety and Health Regulations
administration rules: in any closed environment the concentration of carbon monoxide
content must be maintained at not more than 50ppm ( 0.005%), if in a closed
environment carbon monoxide content exceeded the 100ppm ( 0.01%), it must be
open to evacuate.
Normal level
The United States of America ASHRAE
62-1989 for living areas Standard Association
OSHA enclosed space 8-hour average level
The United States OSHA exposure in which the bottom line
leads to a slight headache, fatigue, nausea, dizziness
Dizziness,extreme discomfort and abstract,2-3 hours will lead to death
0-1ppm
9ppm
50ppm
100ppm
200ppm
800ppm
Video Borescope User Manual
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22
Eastern Energy Co., Ltd.
40/4 Vitoondumri Rd., Banbueng
Banbueng, Chonburi, Thailand
Tel: 66-3844-611
sale@ete.co.th
www.eastern-energy.com
www.eastern-energy.com
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