Imaging materials. Reflection colour photographic prints. Method for testing humidity fastness Ingestion-build-61878 Why should you use BS

Why should you use BS EN 60068-2-75 - Hammer tests

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Manufacturing of cables

Scope was modified

It specifies safety requirements and requirements for testing and marking

Imaging materials. Reflection colour photographic prints. Method for testing humidity fastness Ingestion-build-61878 Why should you use BS1 Scope This International Standard describes test methods for evaluating reflection colour photographic prints with regard to changes in image appearance resulting from exposure to both low and high relative humidity. The observed changes relate to colour, tone and loss of sharpness caused by horizontal and vertical diffusion of colorants from exposure to elevated humidity levels. Other humidity related factors, such as mould and mildew growth, and