Omron NT31 Operation Manuals page 693

Option List
Chemical-resistant Cover ... NT30-KBA01
Covers the front panel and protects it from various chemical agents. The entire sheet is milky white and made of
silicone rubber.
The sheet offers protection against the following chemical agents.
Protects against
Boric acid
Sulfuric acid
Nitrogen
Ammonia gas
Carbonic acid gas
Phenol
Glycerin
Ammonia water
Calcium chloride
Developing fluid (hypo)
Acetaldehyde
Lard
For information on chemical agents not listed in the table above, please inquire whether or not protection is offered
(if the chemical agent is one against which silicone rubber is recognized as offering protection, please use this prod-
uct even if the agent is not listed in the "Protects against" column of the table above).
682
Does not protect against
Hexane
Lubricating oil
Benzene
Butane
Carbonic acid
Chlorinated solvents
Napthalene
Soy bean oil
Toluene
APPENDIX K