Owner's manual

HYGROCONTROL Manual for Type 83 Page - 13 -
Table 4: Gas Concentrations with Humidity Error < 2.5 %RH
Chemical MAK-Concentration
according to SUVA
1)
maximum Concentration
at
Expl.-
limit
continuous load 50 % load
ppm g/m
3
ppm g/m
3
ppm g/m
3
g/m
3
Ethanol (Alcohol) 1000 1,9 3500 6 7000 12 57
Isopropanol 400 0,98 4800 12 10000 25 67
Toluol + Xylol 100 0,38 1300 5 3000 12 53
Gasoline (pure) 300 1,1-1,4 150 200 51
Gasoline super (Automobile) 100 150 32
Ethylenglycol 100 0,26 1200 3 1200 3 80
Acetone 1000 2,4 3300 8 6500 16 56
Ethylacetat 400 1,4 4000 15 8000 30 79
Acetic Acid 10 0,03 800 2 1200 3 107
Ammoniumhydroxid 25 0,02 5500 4 11000 8 -
Chlorine Acid (HCl) 5 0,01 300 0,5 500 0,75 -
Sulfur hydrogen (H
2
S) 10 0,01 350 0,5 700 1
-
-
Sulfurdioxid (SO
2
) 5 0,01 5 0,01 5 0,01 -
1) MAK = max. concentration at work (at 1 bar and 20 °C)
2) ppm = g/m
3
x 24,04/MOL MOL = Molweight of Material