Respiratory protectionSuitable respiratory protection apparatus: Filtering Half-face mask (DIN EN 149)Half-face mask or quarter face piece: maximum use concentration for substances with exposure limits: P1 filter: up to a max. of 4 times the exposure limit.P2 filter: up to a max. of 10 times the exposure limit. P3 filter: up to a max. of 30 times the exposure limit.Observe the wear time limits according GefStoffV in combination with the rules for using respiratory protection apparatus (BGR 190).The filter class must be suitable for the maximum contaminant concentration (gas/vapour/aerosol/particulates) that may arise when handling the product.If the concentration is exceeded, self-contained breathing apparatus must be used!