ISO 12625-15:2015 Preview
Tissue paper and tissue products -- Part 15: Determination of optical properties -- Measurement of brightness and colour with C/2° (indoor daylight) illuminant
ISO 12625-15:2015 specifies testing procedures for the instrumental determination of brightness and colour of tissue paper and tissue products viewed in indoor daylight conditions. It also gives specific instructions for the preparation of test pieces (single-ply, multi-ply products) and for the optical measurements of products, where special precautions may be necessary.
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