Normas BSI
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BSI
BS EN 491:2011
En Vigor
2012-01-31
Concrete roofing tiles and fittings for roof covering and wall cladding.
Test methods
BSI
BS 8496:2007
En Vigor
2007-01-31
Water quality. Enumeration of micro-organisms in water samples. Guidance
on the estimation of variation of results with particular reference to
the contribution of uncertainty of measurement
BSI
BS EN 2885:2023 - TC
En Vigor
2023-03-13
Tracked Changes. Aerospace series. Screw, pan head, offset cruciform
recess, coarse tolerance normal shank, short thread, in alloy steel,
cadmium plated. Classification: 900 MPa (at ambient temperature)/235 °C
BSI
BS ISO 24421:2023
En Vigor
2023-07-26
Biotechnology. Minimum requirements for optical signal measurements in
photometric methods for biological samples
