name range (ppm) in box
100 Carbon monoxide25-1,000
5-300
10
106S Carbon monoxide10-25010
106SA Carbon monoxide40-2000
20-1000
5-50
10
106SC Carbon monoxide1-5010
106SH Carbon monoxide0.1-2.0%10
106SS Carbon monoxide30-50010
500 Carbon monoxide5~400
600SP Carbon monoxide5-100