filters
CHEMITOOL SAFETY Combination Filter A1-B1-E1-K1- TYPE A (BROWN) Against organic gases and vapours with boiling point > 65ºC (solvents and hydrocarbons).
- TYPE B (GREY) Against inorganic gases and vapours, except carbon oxide.
- TYPE E (YELLOW) Against sulfur dioxide and some acid gases and vapors.
- TYPE K (GREEN) Against ammonia and some amino derivatives.