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Containment high efficiency filtration unit (CHEFU) in ventilation system of biosafety facilities
50.00 Final text received or FDIS registered for formal approval
Household and similar electrical appliances - Safety - Part 2-88: Particular requirements for humidifiers intended for use with heating, ventilation, or air-conditioning systems
60.60 Standard published
Household and similar electrical appliances - Safety - Part 2-88: Particular requirements for humidifiers intended for use with heating, ventilation, or air-conditioning systems
20.99 WD approved for registration as CD