Timber

Norma Chilena NCh755:2019 Madera - Preservación - Medición de la penetración de preservantes en la madera (Chilean Standard (NCh) No. 755:2019: Timber - Preservation - Measurement of penetration of preservatives in timber)

The notified Standard sets out methods for measuring the depth of penetration of preservatives in timber. It establishes that where timber preservatives contain more than one active ingredient, measuring the penetration of one of them is sufficient.