The Sundstrom Safety SR 533 Combination Chemical Cartridge is for use with the Sundstrom SR 500 PAPR fan unit. The SR 533 chemical cartridge protects against chlorine, hydrogen chloride, sulfur dioxide, formaldehyde, ammonia and methylamine. The cartridge is filled with high-quality activated and impregnated carbon and has a casing of superior propylene plastic. The cartridge is complete with a threaded connection ready for use. The SR 533 should always be used together with SR 510 P100/HE particulate filter to protect the fan unit and save the life of the chemical cartridge. The SR 510 particulate filter has a Snap-On connection to the SR 533 chemical cartridge and can be exchanged at separate times from the chemical cartridge and can be re-used again when warranted.

The Sundstrom Safety SR 533 Combination Chemical Cartridge is for use with the Sundstrom SR 500 PAPR fan unit. The SR 533 chemical cartridge protects against chlorine, hydrogen chloride, sulfur dioxide, formaldehyde, ammonia and methylamine. The cartridge is filled with high-quality activated and impregnated carbon and has a casing of superior propylene plastic. The cartridge is complete with a threaded connection ready for use. The SR 533 should always be used together with SR 510 P100/HE particulate filter to protect the fan unit and save the life of the chemical cartridge. The SR 510 partic