Leather. Tests for colour fastness. Colour fastness to saliva1 Scope This document specifies a method for determining the colour fastness to saliva of all kinds of leathers, independent of the colouring procedure applied. The method uses an artificial saliva solution to simulate whether colouring materials can migrate from leather to the mouth or to the mucous membranes.

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This European Standard covers d

What is BS EN 1731 - Specification for mesh eye and face protectors about

Using BS EN IEC 80601‑2‑71 you can understand the basic safety and essential performance of functional NIRS equipment intended to be used by themselves

11 Post-test metallography

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Saliva naturally contains microorganisms and also extraneous substances (e

ensure compliance with such statutory requirements

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The value of tear strength obtained depends on the shape of the test piece

Manufacturer of transformers

BS EN 60862-1 specifies the methods of test and general requirements for SAW filters of assessed quality using either capability approval or qualification approval procedures