Pepperl+Fuchs DPU1100 Series Manual page 30

VisuNet Display Unit
Appendix
Chemical
Sodium chloride 5%
Oxalic acid 5%
Nitric acid 5%
Hydrochloric acid 5%
Sulfuric acid 5%
Teak oil
Carbamide 5%
Washing powder 2% ("Dash
3")
Water
Water (lake of Zürich)
Tartaric acid 5%
Xylene
Table 6.2
Chemical Resistance as Determined by Pepperl+Fuchs
Pepperl+Fuchs tested the chemical resistance of the sealant and gasket to selected chemicals.
When submerged in the following chemicals for 48 hours at an ambient temperature of 25 °C,
the sealant remained undamaged.
Chemical
Methanol
Acetone
Hexane
Toluene
Lösol 80
Hydrogen peroxide
Hydrogen peroxide
30
Duration at 23 °C
1 month
XX
X
X
X
XX
XX
XX
XX
XX
XX
XX
0
XX=good resistance, X=medium resistance, 0=non or only short-term resistance
Duration at 23 °C
3 months
XX
X
0
X
XX
XX
XX
XX
XX
XX
XX
0
Concentration
99.8 %
99.8 %
99.8 %
99.8 %
99.8 %
5 %
30 %