Method for calculation of small colour differences Ingestion-build-81111 • Safety of access to

• Safety of access to upper bunks

The main changes to this edition of the standard include:

Requirements for portable general purpose luminaries

Limit states and proof of competence of wire ropes in reeving systems

to products intended for animal feeding stuffs (see BS EN ISO 5984)

Method for calculation of small colour differences Ingestion-build-81111 • Safety of access toWhat is BS 6923 Calculation of small colour differences about? BS 6923 is an international standard that discusses the method for the calculation of small colour differences. BS 6923 provides a method of calculating the colour difference between two specimens of the same material, measured under the same conditions, such that the numerical value DE, the total colour difference, quantifies the perceptibility of the colour difference or the