Laboratory fume cupboards - Method for determination of the containment value of a laboratory fume cupboardLaboratory fume cupboards Part 4: Method for determination of the containment value of a laboratory fume cupboard Executive summary Method for the assessment of contamination efficiency of general purpose laboratory fume cupboards. Abstract This British Standard, a part of the BS 7258 series, describes a method for the assessment of the containment efficiency of general purpose laboratory fume cupboards. This standard is applicable to fume cupboards

Machines with rotary crescent (sickle) or circular blade fixed to a shaft with oscillating movement and horizontal manual loading

Local planning authorities

starting and warm-up characteristics

BS EN 1559-4

Failure Response process view

Preliminary and primary treatment

The standard was revised to ensure that it meets market requirements

maintenance or repair

ISO/TR 20416 provides guidance on the post-market surveillance process for medical device manufacturers

Microlens supplier

Part 2: Working platforms and walkways

Major changes with respect to BS EN 60974-12:1996 are: